18387633250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1783}}^1$

素因数の和:1961

約数の個数: 128

約数和(自身を含む): 40396382208

約数和(自身を除く): 22008748958

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 71, 83, 125, 142, 166, 175, 250, 350, 355, 415, 497, 581, 710, 830, 875, 994, 1162, 1750, 1775, 1783, 2075, 2485, 2905, 3550, 3566, 4150, 4970, 5810, 5893, 8875, 8915, 10375, 11786, 12425, 12481, 14525, 17750, 17830, 20750, 24850, 24962, 29050, 29465, 41251, 44575, 58930, 62125, 62405, 72625, 82502, 89150, 124250, 124810, 126593, 145250, 147325, 147989, 206255, 222875, 253186, 294650, 295978, 312025, 412510, 445750, 624050, 632965, 736625, 739945, 886151, 1031275, 1035923, 1265930, 1473250, 1479890, 1560125, 1772302, 2062550, 2071846, 3120250, 3164825, 3699725, 4430755, 5156375, 5179615, 6329650, 7399450, 8861510, 10312750, 10359230, 10507219, 15824125, 18498625, 21014438, 22153775, 25898075, 31648250, 36997250, 44307550, 51796150, 52536095, 73550533, 105072190, 110768875, 129490375, 147101066, 221537750, 258980750, 262680475, 367752665, 525360950, 735505330, 1313402375, 1838763325, 2626804750, 3677526650, 9193816625, 18387633250]

約数ペア:

[(1, 18387633250), (2, 9193816625), (5, 3677526650), (7, 2626804750), (10, 1838763325), (14, 1313402375), (25, 735505330), (35, 525360950), (50, 367752665), (70, 262680475), (71, 258980750), (83, 221537750), (125, 147101066), (142, 129490375), (166, 110768875), (175, 105072190), (250, 73550533), (350, 52536095), (355, 51796150), (415, 44307550), (497, 36997250), (581, 31648250), (710, 25898075), (830, 22153775), (875, 21014438), (994, 18498625), (1162, 15824125), (1750, 10507219), (1775, 10359230), (1783, 10312750), (2075, 8861510), (2485, 7399450), (2905, 6329650), (3550, 5179615), (3566, 5156375), (4150, 4430755), (4970, 3699725), (5810, 3164825), (5893, 3120250), (8875, 2071846), (8915, 2062550), (10375, 1772302), (11786, 1560125), (12425, 1479890), (12481, 1473250), (14525, 1265930), (17750, 1035923), (17830, 1031275), (20750, 886151), (24850, 739945), (24962, 736625), (29050, 632965), (29465, 624050), (41251, 445750), (44575, 412510), (58930, 312025), (62125, 295978), (62405, 294650), (72625, 253186), (82502, 222875), (89150, 206255), (124250, 147989), (124810, 147325), (126593, 145250)]