161567364725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{372941}}^1$

素因数の和:373038

約数の個数: 48

約数和(自身を含む): 227894413824

約数和(自身を除く): 66327049099

約数列:

[1, 5, 13, 25, 31, 43, 65, 155, 215, 325, 403, 559, 775, 1075, 1333, 2015, 2795, 6665, 10075, 13975, 17329, 33325, 86645, 372941, 433225, 1864705, 4848233, 9323525, 11561171, 16036463, 24241165, 57805855, 80182315, 121205825, 150295223, 208474019, 289029275, 400911575, 497130353, 751476115, 1042370095, 2485651765, 3757380575, 5211850475, 6462694589, 12428258825, 32313472945, 161567364725]

約数ペア:

[(1, 161567364725), (5, 32313472945), (13, 12428258825), (25, 6462694589), (31, 5211850475), (43, 3757380575), (65, 2485651765), (155, 1042370095), (215, 751476115), (325, 497130353), (403, 400911575), (559, 289029275), (775, 208474019), (1075, 150295223), (1333, 121205825), (2015, 80182315), (2795, 57805855), (6665, 24241165), (10075, 16036463), (13975, 11561171), (17329, 9323525), (33325, 4848233), (86645, 1864705), (372941, 433225)]