87017920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1$

素因数の和:506

約数の個数: 112

約数和(自身を含む): 230428800

約数和(自身を除く): 143410880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 59, 64, 80, 88, 110, 118, 160, 176, 220, 236, 295, 320, 352, 419, 440, 472, 590, 649, 704, 838, 880, 944, 1180, 1298, 1676, 1760, 1888, 2095, 2360, 2596, 3245, 3352, 3520, 3776, 4190, 4609, 4720, 5192, 6490, 6704, 8380, 9218, 9440, 10384, 12980, 13408, 16760, 18436, 18880, 20768, 23045, 24721, 25960, 26816, 33520, 36872, 41536, 46090, 49442, 51920, 67040, 73744, 92180, 98884, 103840, 123605, 134080, 147488, 184360, 197768, 207680, 247210, 271931, 294976, 368720, 395536, 494420, 543862, 737440, 791072, 988840, 1087724, 1359655, 1474880, 1582144, 1977680, 2175448, 2719310, 3955360, 4350896, 5438620, 7910720, 8701792, 10877240, 17403584, 21754480, 43508960, 87017920]

約数ペア:

[(1, 87017920), (2, 43508960), (4, 21754480), (5, 17403584), (8, 10877240), (10, 8701792), (11, 7910720), (16, 5438620), (20, 4350896), (22, 3955360), (32, 2719310), (40, 2175448), (44, 1977680), (55, 1582144), (59, 1474880), (64, 1359655), (80, 1087724), (88, 988840), (110, 791072), (118, 737440), (160, 543862), (176, 494420), (220, 395536), (236, 368720), (295, 294976), (320, 271931), (352, 247210), (419, 207680), (440, 197768), (472, 184360), (590, 147488), (649, 134080), (704, 123605), (838, 103840), (880, 98884), (944, 92180), (1180, 73744), (1298, 67040), (1676, 51920), (1760, 49442), (1888, 46090), (2095, 41536), (2360, 36872), (2596, 33520), (3245, 26816), (3352, 25960), (3520, 24721), (3776, 23045), (4190, 20768), (4609, 18880), (4720, 18436), (5192, 16760), (6490, 13408), (6704, 12980), (8380, 10384), (9218, 9440)]