201453680

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{6343}}^1$

素因数の和:6753

約数の個数: 40

約数和(自身を含む): 469633632

約数和(自身を除く): 268179952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 3176, 3970, 6343, 6352, 7940, 12686, 15880, 25372, 31715, 31760, 50744, 63430, 101488, 126860, 253720, 507440, 2518171, 5036342, 10072684, 12590855, 20145368, 25181710, 40290736, 50363420, 100726840, 201453680]

約数ペア:

[(1, 201453680), (2, 100726840), (4, 50363420), (5, 40290736), (8, 25181710), (10, 20145368), (16, 12590855), (20, 10072684), (40, 5036342), (80, 2518171), (397, 507440), (794, 253720), (1588, 126860), (1985, 101488), (3176, 63430), (3970, 50744), (6343, 31760), (6352, 31715), (7940, 25372), (12686, 15880)]