25001212180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{859}}^1\times {\mathrm{1747}}^1$

素因数の和:2646

約数の個数: 144

約数和(自身を含む): 64779341760

約数和(自身を除く): 39778129580

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 859, 980, 1190, 1666, 1718, 1747, 2380, 3332, 3436, 3494, 4165, 4295, 6013, 6988, 8330, 8590, 8735, 12026, 12229, 14603, 16660, 17180, 17470, 24052, 24458, 29206, 29699, 30065, 34940, 42091, 48916, 58412, 59398, 60130, 61145, 73015, 84182, 85603, 102221, 118796, 120260, 122290, 146030, 148495, 168364, 171206, 204442, 207893, 210455, 244580, 292060, 296990, 342412, 408884, 415786, 420910, 428015, 511105, 593980, 715547, 831572, 841820, 856030, 1022210, 1039465, 1431094, 1455251, 1500673, 1712060, 2044420, 2078930, 2862188, 2910502, 3001346, 3577735, 4157860, 5821004, 6002692, 7155470, 7276255, 7503365, 10504711, 14310940, 14552510, 15006730, 21009422, 25511441, 29105020, 30013460, 42018844, 51022882, 52523555, 73532977, 102045764, 105047110, 127557205, 147065954, 178580087, 210094220, 255114410, 294131908, 357160174, 367664885, 510228820, 714320348, 735329770, 892900435, 1250060609, 1470659540, 1785800870, 2500121218, 3571601740, 5000242436, 6250303045, 12500606090, 25001212180]

約数ペア:

[(1, 25001212180), (2, 12500606090), (4, 6250303045), (5, 5000242436), (7, 3571601740), (10, 2500121218), (14, 1785800870), (17, 1470659540), (20, 1250060609), (28, 892900435), (34, 735329770), (35, 714320348), (49, 510228820), (68, 367664885), (70, 357160174), (85, 294131908), (98, 255114410), (119, 210094220), (140, 178580087), (170, 147065954), (196, 127557205), (238, 105047110), (245, 102045764), (340, 73532977), (476, 52523555), (490, 51022882), (595, 42018844), (833, 30013460), (859, 29105020), (980, 25511441), (1190, 21009422), (1666, 15006730), (1718, 14552510), (1747, 14310940), (2380, 10504711), (3332, 7503365), (3436, 7276255), (3494, 7155470), (4165, 6002692), (4295, 5821004), (6013, 4157860), (6988, 3577735), (8330, 3001346), (8590, 2910502), (8735, 2862188), (12026, 2078930), (12229, 2044420), (14603, 1712060), (16660, 1500673), (17180, 1455251), (17470, 1431094), (24052, 1039465), (24458, 1022210), (29206, 856030), (29699, 841820), (30065, 831572), (34940, 715547), (42091, 593980), (48916, 511105), (58412, 428015), (59398, 420910), (60130, 415786), (61145, 408884), (73015, 342412), (84182, 296990), (85603, 292060), (102221, 244580), (118796, 210455), (120260, 207893), (122290, 204442), (146030, 171206), (148495, 168364)]