66695920

素因数分解:

$2^4\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1013}}^1$

素因数の和:1849

約数の個数: 40

約数和(自身を含む): 155409696

約数和(自身を除く): 88713776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 823, 1013, 1646, 2026, 3292, 4052, 4115, 5065, 6584, 8104, 8230, 10130, 13168, 16208, 16460, 20260, 32920, 40520, 65840, 81040, 833699, 1667398, 3334796, 4168495, 6669592, 8336990, 13339184, 16673980, 33347960, 66695920]

約数ペア:

[(1, 66695920), (2, 33347960), (4, 16673980), (5, 13339184), (8, 8336990), (10, 6669592), (16, 4168495), (20, 3334796), (40, 1667398), (80, 833699), (823, 81040), (1013, 65840), (1646, 40520), (2026, 32920), (3292, 20260), (4052, 16460), (4115, 16208), (5065, 13168), (6584, 10130), (8104, 8230)]