73991320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7489}}^1$

素因数の和:7532

約数の個数: 64

約数和(自身を含む): 188748000

約数和(自身を除く): 114756680

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 7489, 9880, 14978, 29956, 37445, 59912, 74890, 97357, 142291, 149780, 194714, 284582, 299560, 389428, 486785, 569164, 711455, 778856, 973570, 1138328, 1422910, 1849783, 1947140, 2845820, 3699566, 3894280, 5691640, 7399132, 9248915, 14798264, 18497830, 36995660, 73991320]

約数ペア:

[(1, 73991320), (2, 36995660), (4, 18497830), (5, 14798264), (8, 9248915), (10, 7399132), (13, 5691640), (19, 3894280), (20, 3699566), (26, 2845820), (38, 1947140), (40, 1849783), (52, 1422910), (65, 1138328), (76, 973570), (95, 778856), (104, 711455), (130, 569164), (152, 486785), (190, 389428), (247, 299560), (260, 284582), (380, 194714), (494, 149780), (520, 142291), (760, 97357), (988, 74890), (1235, 59912), (1976, 37445), (2470, 29956), (4940, 14978), (7489, 9880)]