83854340

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{397}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 180532800

約数和(自身を除く): 96678460

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 179, 236, 295, 358, 397, 590, 716, 794, 895, 1180, 1588, 1790, 1985, 3580, 3970, 7940, 10561, 21122, 23423, 42244, 46846, 52805, 71063, 93692, 105610, 117115, 142126, 211220, 234230, 284252, 355315, 468460, 710630, 1421260, 4192717, 8385434, 16770868, 20963585, 41927170, 83854340]

約数ペア:

[(1, 83854340), (2, 41927170), (4, 20963585), (5, 16770868), (10, 8385434), (20, 4192717), (59, 1421260), (118, 710630), (179, 468460), (236, 355315), (295, 284252), (358, 234230), (397, 211220), (590, 142126), (716, 117115), (794, 105610), (895, 93692), (1180, 71063), (1588, 52805), (1790, 46846), (1985, 42244), (3580, 23423), (3970, 21122), (7940, 10561)]