100726840

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{6343}}^1$

素因数の和:6751

約数の個数: 32

約数和(自身を含む): 227242080

約数和(自身を除く): 126515240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 3176, 3970, 6343, 7940, 12686, 15880, 25372, 31715, 50744, 63430, 126860, 253720, 2518171, 5036342, 10072684, 12590855, 20145368, 25181710, 50363420, 100726840]

約数ペア:

[(1, 100726840), (2, 50363420), (4, 25181710), (5, 20145368), (8, 12590855), (10, 10072684), (20, 5036342), (40, 2518171), (397, 253720), (794, 126860), (1588, 63430), (1985, 50744), (3176, 31715), (3970, 25372), (6343, 15880), (7940, 12686)]