20609545400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{99371}}^1$

素因数の和:99465

約数の個数: 96

約数和(自身を含む): 51568105680

約数和(自身を除く): 30958560280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 61, 68, 85, 100, 122, 136, 170, 200, 244, 305, 340, 425, 488, 610, 680, 850, 1037, 1220, 1525, 1700, 2074, 2440, 3050, 3400, 4148, 5185, 6100, 8296, 10370, 12200, 20740, 25925, 41480, 51850, 99371, 103700, 198742, 207400, 397484, 496855, 794968, 993710, 1689307, 1987420, 2484275, 3378614, 3974840, 4968550, 6061631, 6757228, 8446535, 9937100, 12123262, 13514456, 16893070, 19874200, 24246524, 30308155, 33786140, 42232675, 48493048, 60616310, 67572280, 84465350, 103047727, 121232620, 151540775, 168930700, 206095454, 242465240, 303081550, 337861400, 412190908, 515238635, 606163100, 824381816, 1030477270, 1212326200, 2060954540, 2576193175, 4121909080, 5152386350, 10304772700, 20609545400]

約数ペア:

[(1, 20609545400), (2, 10304772700), (4, 5152386350), (5, 4121909080), (8, 2576193175), (10, 2060954540), (17, 1212326200), (20, 1030477270), (25, 824381816), (34, 606163100), (40, 515238635), (50, 412190908), (61, 337861400), (68, 303081550), (85, 242465240), (100, 206095454), (122, 168930700), (136, 151540775), (170, 121232620), (200, 103047727), (244, 84465350), (305, 67572280), (340, 60616310), (425, 48493048), (488, 42232675), (610, 33786140), (680, 30308155), (850, 24246524), (1037, 19874200), (1220, 16893070), (1525, 13514456), (1700, 12123262), (2074, 9937100), (2440, 8446535), (3050, 6757228), (3400, 6061631), (4148, 4968550), (5185, 3974840), (6100, 3378614), (8296, 2484275), (10370, 1987420), (12200, 1689307), (20740, 993710), (25925, 794968), (41480, 496855), (51850, 397484), (99371, 207400), (103700, 198742)]