61175920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{997}}^1$

素因数の和:1082

約数の個数: 80

約数和(自身を含む): 155927520

約数和(自身を除く): 94751600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 208, 236, 260, 295, 472, 520, 590, 767, 944, 997, 1040, 1180, 1534, 1994, 2360, 3068, 3835, 3988, 4720, 4985, 6136, 7670, 7976, 9970, 12272, 12961, 15340, 15952, 19940, 25922, 30680, 39880, 51844, 58823, 61360, 64805, 79760, 103688, 117646, 129610, 207376, 235292, 259220, 294115, 470584, 518440, 588230, 764699, 941168, 1036880, 1176460, 1529398, 2352920, 3058796, 3823495, 4705840, 6117592, 7646990, 12235184, 15293980, 30587960, 61175920]

約数ペア:

[(1, 61175920), (2, 30587960), (4, 15293980), (5, 12235184), (8, 7646990), (10, 6117592), (13, 4705840), (16, 3823495), (20, 3058796), (26, 2352920), (40, 1529398), (52, 1176460), (59, 1036880), (65, 941168), (80, 764699), (104, 588230), (118, 518440), (130, 470584), (208, 294115), (236, 259220), (260, 235292), (295, 207376), (472, 129610), (520, 117646), (590, 103688), (767, 79760), (944, 64805), (997, 61360), (1040, 58823), (1180, 51844), (1534, 39880), (1994, 30680), (2360, 25922), (3068, 19940), (3835, 15952), (3988, 15340), (4720, 12961), (4985, 12272), (6136, 9970), (7670, 7976)]