19994615450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{3359}}^1$

素因数の和:3584

約数の個数: 96

約数和(自身を含む): 40497408000

約数和(自身を除く): 20502792550

約数列:

[1, 2, 5, 10, 17, 25, 34, 47, 50, 85, 94, 149, 170, 235, 298, 425, 470, 745, 799, 850, 1175, 1490, 1598, 2350, 2533, 3359, 3725, 3995, 5066, 6718, 7003, 7450, 7990, 12665, 14006, 16795, 19975, 25330, 33590, 35015, 39950, 57103, 63325, 70030, 83975, 114206, 119051, 126650, 157873, 167950, 175075, 238102, 285515, 315746, 350150, 500491, 571030, 595255, 789365, 1000982, 1190510, 1427575, 1578730, 2502455, 2683841, 2855150, 2976275, 3946825, 5004910, 5367682, 5952550, 7893650, 8508347, 12512275, 13419205, 17016694, 23523077, 25024550, 26838410, 42541735, 47046154, 67096025, 85083470, 117615385, 134192050, 212708675, 235230770, 399892309, 425417350, 588076925, 799784618, 1176153850, 1999461545, 3998923090, 9997307725, 19994615450]

約数ペア:

[(1, 19994615450), (2, 9997307725), (5, 3998923090), (10, 1999461545), (17, 1176153850), (25, 799784618), (34, 588076925), (47, 425417350), (50, 399892309), (85, 235230770), (94, 212708675), (149, 134192050), (170, 117615385), (235, 85083470), (298, 67096025), (425, 47046154), (470, 42541735), (745, 26838410), (799, 25024550), (850, 23523077), (1175, 17016694), (1490, 13419205), (1598, 12512275), (2350, 8508347), (2533, 7893650), (3359, 5952550), (3725, 5367682), (3995, 5004910), (5066, 3946825), (6718, 2976275), (7003, 2855150), (7450, 2683841), (7990, 2502455), (12665, 1578730), (14006, 1427575), (16795, 1190510), (19975, 1000982), (25330, 789365), (33590, 595255), (35015, 571030), (39950, 500491), (57103, 350150), (63325, 315746), (70030, 285515), (83975, 238102), (114206, 175075), (119051, 167950), (126650, 157873)]