20122914250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{1187}}^1$

素因数の和:1349

約数の個数: 128

約数和(自身を含む): 41098337280

約数和(自身を除く): 20975423030

約数列:

[1, 2, 5, 10, 19, 25, 38, 43, 50, 83, 86, 95, 125, 166, 190, 215, 250, 415, 430, 475, 817, 830, 950, 1075, 1187, 1577, 1634, 2075, 2150, 2374, 2375, 3154, 3569, 4085, 4150, 4750, 5375, 5935, 7138, 7885, 8170, 10375, 10750, 11870, 15770, 17845, 20425, 20750, 22553, 29675, 35690, 39425, 40850, 45106, 51041, 59350, 67811, 78850, 89225, 98521, 102082, 102125, 112765, 135622, 148375, 178450, 197042, 197125, 204250, 225530, 255205, 296750, 339055, 394250, 446125, 492605, 510410, 563825, 678110, 892250, 969779, 985210, 1127650, 1276025, 1695275, 1871899, 1939558, 2463025, 2552050, 2819125, 3390550, 3743798, 4236403, 4848895, 4926050, 5638250, 6380125, 8472806, 8476375, 9359495, 9697790, 12315125, 12760250, 16952750, 18718990, 21182015, 24244475, 24630250, 42364030, 46797475, 48488950, 80491657, 93594950, 105910075, 121222375, 160983314, 211820150, 233987375, 242444750, 402458285, 467974750, 529550375, 804916570, 1059100750, 2012291425, 4024582850, 10061457125, 20122914250]

約数ペア:

[(1, 20122914250), (2, 10061457125), (5, 4024582850), (10, 2012291425), (19, 1059100750), (25, 804916570), (38, 529550375), (43, 467974750), (50, 402458285), (83, 242444750), (86, 233987375), (95, 211820150), (125, 160983314), (166, 121222375), (190, 105910075), (215, 93594950), (250, 80491657), (415, 48488950), (430, 46797475), (475, 42364030), (817, 24630250), (830, 24244475), (950, 21182015), (1075, 18718990), (1187, 16952750), (1577, 12760250), (1634, 12315125), (2075, 9697790), (2150, 9359495), (2374, 8476375), (2375, 8472806), (3154, 6380125), (3569, 5638250), (4085, 4926050), (4150, 4848895), (4750, 4236403), (5375, 3743798), (5935, 3390550), (7138, 2819125), (7885, 2552050), (8170, 2463025), (10375, 1939558), (10750, 1871899), (11870, 1695275), (15770, 1276025), (17845, 1127650), (20425, 985210), (20750, 969779), (22553, 892250), (29675, 678110), (35690, 563825), (39425, 510410), (40850, 492605), (45106, 446125), (51041, 394250), (59350, 339055), (67811, 296750), (78850, 255205), (89225, 225530), (98521, 204250), (102082, 197125), (102125, 197042), (112765, 178450), (135622, 148375)]