88779320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1013}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 229245120

約数和(自身を除く): 140465800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 313, 626, 1013, 1252, 1565, 2026, 2191, 2504, 3130, 4052, 4382, 5065, 6260, 7091, 8104, 8764, 10130, 10955, 12520, 14182, 17528, 20260, 21910, 28364, 35455, 40520, 43820, 56728, 70910, 87640, 141820, 283640, 317069, 634138, 1268276, 1585345, 2219483, 2536552, 3170690, 4438966, 6341380, 8877932, 11097415, 12682760, 17755864, 22194830, 44389660, 88779320]

約数ペア:

[(1, 88779320), (2, 44389660), (4, 22194830), (5, 17755864), (7, 12682760), (8, 11097415), (10, 8877932), (14, 6341380), (20, 4438966), (28, 3170690), (35, 2536552), (40, 2219483), (56, 1585345), (70, 1268276), (140, 634138), (280, 317069), (313, 283640), (626, 141820), (1013, 87640), (1252, 70910), (1565, 56728), (2026, 43820), (2191, 40520), (2504, 35455), (3130, 28364), (4052, 21910), (4382, 20260), (5065, 17528), (6260, 14182), (7091, 12520), (8104, 10955), (8764, 10130)]