90718400

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^2\times {\mathrm{59}}^1$

素因数の和:143

約数の個数: 126

約数和(自身を含む): 234566460

約数和(自身を除く): 143848060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 59, 62, 64, 80, 100, 118, 124, 155, 160, 200, 236, 248, 295, 310, 320, 400, 472, 496, 590, 620, 775, 800, 944, 961, 992, 1180, 1240, 1475, 1550, 1600, 1829, 1888, 1922, 1984, 2360, 2480, 2950, 3100, 3658, 3776, 3844, 4720, 4805, 4960, 5900, 6200, 7316, 7688, 9145, 9440, 9610, 9920, 11800, 12400, 14632, 15376, 18290, 18880, 19220, 23600, 24025, 24800, 29264, 30752, 36580, 38440, 45725, 47200, 48050, 49600, 56699, 58528, 61504, 73160, 76880, 91450, 94400, 96100, 113398, 117056, 146320, 153760, 182900, 192200, 226796, 283495, 292640, 307520, 365800, 384400, 453592, 566990, 585280, 731600, 768800, 907184, 1133980, 1417475, 1463200, 1537600, 1814368, 2267960, 2834950, 2926400, 3628736, 4535920, 5669900, 9071840, 11339800, 18143680, 22679600, 45359200, 90718400]

約数ペア:

[(1, 90718400), (2, 45359200), (4, 22679600), (5, 18143680), (8, 11339800), (10, 9071840), (16, 5669900), (20, 4535920), (25, 3628736), (31, 2926400), (32, 2834950), (40, 2267960), (50, 1814368), (59, 1537600), (62, 1463200), (64, 1417475), (80, 1133980), (100, 907184), (118, 768800), (124, 731600), (155, 585280), (160, 566990), (200, 453592), (236, 384400), (248, 365800), (295, 307520), (310, 292640), (320, 283495), (400, 226796), (472, 192200), (496, 182900), (590, 153760), (620, 146320), (775, 117056), (800, 113398), (944, 96100), (961, 94400), (992, 91450), (1180, 76880), (1240, 73160), (1475, 61504), (1550, 58528), (1600, 56699), (1829, 49600), (1888, 48050), (1922, 47200), (1984, 45725), (2360, 38440), (2480, 36580), (2950, 30752), (3100, 29264), (3658, 24800), (3776, 24025), (3844, 23600), (4720, 19220), (4805, 18880), (4960, 18290), (5900, 15376), (6200, 14632), (7316, 12400), (7688, 11800), (9145, 9920), (9440, 9610)]