139859680

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{51419}}^1$

素因数の和:51451

約数の個数: 48

約数和(自身を含む): 349861680

約数和(自身を除く): 210002000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 51419, 102838, 205676, 257095, 411352, 514190, 822704, 874123, 1028380, 1645408, 1748246, 2056760, 3496492, 4113520, 4370615, 6992984, 8227040, 8741230, 13985968, 17482460, 27971936, 34964920, 69929840, 139859680]

約数ペア:

[(1, 139859680), (2, 69929840), (4, 34964920), (5, 27971936), (8, 17482460), (10, 13985968), (16, 8741230), (17, 8227040), (20, 6992984), (32, 4370615), (34, 4113520), (40, 3496492), (68, 2056760), (80, 1748246), (85, 1645408), (136, 1028380), (160, 874123), (170, 822704), (272, 514190), (340, 411352), (544, 257095), (680, 205676), (1360, 102838), (2720, 51419)]