91658860

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 197316000

約数和(自身を除く): 105657140

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 173, 236, 295, 346, 449, 590, 692, 865, 898, 1180, 1730, 1796, 2245, 3460, 4490, 8980, 10207, 20414, 26491, 40828, 51035, 52982, 77677, 102070, 105964, 132455, 155354, 204140, 264910, 310708, 388385, 529820, 776770, 1553540, 4582943, 9165886, 18331772, 22914715, 45829430, 91658860]

約数ペア:

[(1, 91658860), (2, 45829430), (4, 22914715), (5, 18331772), (10, 9165886), (20, 4582943), (59, 1553540), (118, 776770), (173, 529820), (236, 388385), (295, 310708), (346, 264910), (449, 204140), (590, 155354), (692, 132455), (865, 105964), (898, 102070), (1180, 77677), (1730, 52982), (1796, 51035), (2245, 40828), (3460, 26491), (4490, 20414), (8980, 10207)]