87663680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1621}}^1$

素因数の和:1664

約数の個数: 84

約数和(自身を含む): 226181412

約数和(自身を除く): 138517732

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 169, 208, 260, 320, 338, 416, 520, 676, 832, 845, 1040, 1352, 1621, 1690, 2080, 2704, 3242, 3380, 4160, 5408, 6484, 6760, 8105, 10816, 12968, 13520, 16210, 21073, 25936, 27040, 32420, 42146, 51872, 54080, 64840, 84292, 103744, 105365, 129680, 168584, 210730, 259360, 273949, 337168, 421460, 518720, 547898, 674336, 842920, 1095796, 1348672, 1369745, 1685840, 2191592, 2739490, 3371680, 4383184, 5478980, 6743360, 8766368, 10957960, 17532736, 21915920, 43831840, 87663680]

約数ペア:

[(1, 87663680), (2, 43831840), (4, 21915920), (5, 17532736), (8, 10957960), (10, 8766368), (13, 6743360), (16, 5478980), (20, 4383184), (26, 3371680), (32, 2739490), (40, 2191592), (52, 1685840), (64, 1369745), (65, 1348672), (80, 1095796), (104, 842920), (130, 674336), (160, 547898), (169, 518720), (208, 421460), (260, 337168), (320, 273949), (338, 259360), (416, 210730), (520, 168584), (676, 129680), (832, 105365), (845, 103744), (1040, 84292), (1352, 64840), (1621, 54080), (1690, 51872), (2080, 42146), (2704, 32420), (3242, 27040), (3380, 25936), (4160, 21073), (5408, 16210), (6484, 13520), (6760, 12968), (8105, 10816)]