21011036250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{569}}^1$

素因数の和:866

約数の個数: 160

約数和(自身を含む): 54061444800

約数和(自身を除く): 33050408550

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 125, 129, 150, 215, 229, 250, 258, 375, 430, 458, 569, 625, 645, 687, 750, 1075, 1138, 1145, 1250, 1290, 1374, 1707, 1875, 2150, 2290, 2845, 3225, 3414, 3435, 3750, 5375, 5690, 5725, 6450, 6870, 8535, 9847, 10750, 11450, 14225, 16125, 17070, 17175, 19694, 24467, 26875, 28450, 28625, 29541, 32250, 34350, 42675, 48934, 49235, 53750, 57250, 59082, 71125, 73401, 80625, 85350, 85875, 98470, 122335, 130301, 142250, 143125, 146802, 147705, 161250, 171750, 213375, 244670, 246175, 260602, 286250, 295410, 355625, 367005, 390903, 426750, 429375, 492350, 611675, 651505, 711250, 734010, 738525, 781806, 858750, 1066875, 1223350, 1230875, 1303010, 1477050, 1835025, 1954515, 2133750, 2461750, 3058375, 3257525, 3670050, 3692625, 3909030, 5602943, 6116750, 6154375, 6515050, 7385250, 9175125, 9772575, 11205886, 12308750, 15291875, 16287625, 16808829, 18350250, 18463125, 19545150, 28014715, 30583750, 32575250, 33617658, 36926250, 45875625, 48862875, 56029430, 81438125, 84044145, 91751250, 97725750, 140073575, 162876250, 168088290, 244314375, 280147150, 420220725, 488628750, 700367875, 840441450, 1400735750, 2101103625, 3501839375, 4202207250, 7003678750, 10505518125, 21011036250]

約数ペア:

[(1, 21011036250), (2, 10505518125), (3, 7003678750), (5, 4202207250), (6, 3501839375), (10, 2101103625), (15, 1400735750), (25, 840441450), (30, 700367875), (43, 488628750), (50, 420220725), (75, 280147150), (86, 244314375), (125, 168088290), (129, 162876250), (150, 140073575), (215, 97725750), (229, 91751250), (250, 84044145), (258, 81438125), (375, 56029430), (430, 48862875), (458, 45875625), (569, 36926250), (625, 33617658), (645, 32575250), (687, 30583750), (750, 28014715), (1075, 19545150), (1138, 18463125), (1145, 18350250), (1250, 16808829), (1290, 16287625), (1374, 15291875), (1707, 12308750), (1875, 11205886), (2150, 9772575), (2290, 9175125), (2845, 7385250), (3225, 6515050), (3414, 6154375), (3435, 6116750), (3750, 5602943), (5375, 3909030), (5690, 3692625), (5725, 3670050), (6450, 3257525), (6870, 3058375), (8535, 2461750), (9847, 2133750), (10750, 1954515), (11450, 1835025), (14225, 1477050), (16125, 1303010), (17070, 1230875), (17175, 1223350), (19694, 1066875), (24467, 858750), (26875, 781806), (28450, 738525), (28625, 734010), (29541, 711250), (32250, 651505), (34350, 611675), (42675, 492350), (48934, 429375), (49235, 426750), (53750, 390903), (57250, 367005), (59082, 355625), (71125, 295410), (73401, 286250), (80625, 260602), (85350, 246175), (85875, 244670), (98470, 213375), (122335, 171750), (130301, 161250), (142250, 147705), (143125, 146802)]