100598480

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 241056000

約数和(自身を除く): 140457520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 89, 142, 178, 199, 284, 355, 356, 398, 445, 568, 710, 712, 796, 890, 995, 1136, 1420, 1424, 1592, 1780, 1990, 2840, 3184, 3560, 3980, 5680, 6319, 7120, 7960, 12638, 14129, 15920, 17711, 25276, 28258, 31595, 35422, 50552, 56516, 63190, 70645, 70844, 88555, 101104, 113032, 126380, 141290, 141688, 177110, 226064, 252760, 282580, 283376, 354220, 505520, 565160, 708440, 1130320, 1257481, 1416880, 2514962, 5029924, 6287405, 10059848, 12574810, 20119696, 25149620, 50299240, 100598480]

約数ペア:

[(1, 100598480), (2, 50299240), (4, 25149620), (5, 20119696), (8, 12574810), (10, 10059848), (16, 6287405), (20, 5029924), (40, 2514962), (71, 1416880), (80, 1257481), (89, 1130320), (142, 708440), (178, 565160), (199, 505520), (284, 354220), (355, 283376), (356, 282580), (398, 252760), (445, 226064), (568, 177110), (710, 141688), (712, 141290), (796, 126380), (890, 113032), (995, 101104), (1136, 88555), (1420, 70844), (1424, 70645), (1592, 63190), (1780, 56516), (1990, 50552), (2840, 35422), (3184, 31595), (3560, 28258), (3980, 25276), (5680, 17711), (6319, 15920), (7120, 14129), (7960, 12638)]