65021039960

素因数分解:

$2^3\times 5^1\times {\mathrm{3821}}^1\times {\mathrm{425419}}^1$

素因数の和:429251

約数の個数: 32

約数和(自身を含む): 146335971600

約数和(自身を除く): 81314931640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3821, 7642, 15284, 19105, 30568, 38210, 76420, 152840, 425419, 850838, 1701676, 2127095, 3403352, 4254190, 8508380, 17016760, 1625525999, 3251051998, 6502103996, 8127629995, 13004207992, 16255259990, 32510519980, 65021039960]

約数ペア:

[(1, 65021039960), (2, 32510519980), (4, 16255259990), (5, 13004207992), (8, 8127629995), (10, 6502103996), (20, 3251051998), (40, 1625525999), (3821, 17016760), (7642, 8508380), (15284, 4254190), (19105, 3403352), (30568, 2127095), (38210, 1701676), (76420, 850838), (152840, 425419)]