31502002068

素因数分解:

$2^2\times 3^2\times {\mathrm{191}}^1\times {\mathrm{211}}^1\times {\mathrm{21713}}^1$

素因数の和:22125

約数の個数: 72

約数和(自身を含む): 80430045696

約数和(自身を除く): 48928043628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 191, 211, 382, 422, 573, 633, 764, 844, 1146, 1266, 1719, 1899, 2292, 2532, 3438, 3798, 6876, 7596, 21713, 40301, 43426, 65139, 80602, 86852, 120903, 130278, 161204, 195417, 241806, 260556, 362709, 390834, 483612, 725418, 781668, 1450836, 4147183, 4581443, 8294366, 9162886, 12441549, 13744329, 16588732, 18325772, 24883098, 27488658, 37324647, 41232987, 49766196, 54977316, 74649294, 82465974, 149298588, 164931948, 875055613, 1750111226, 2625166839, 3500222452, 5250333678, 7875500517, 10500667356, 15751001034, 31502002068]

約数ペア:

[(1, 31502002068), (2, 15751001034), (3, 10500667356), (4, 7875500517), (6, 5250333678), (9, 3500222452), (12, 2625166839), (18, 1750111226), (36, 875055613), (191, 164931948), (211, 149298588), (382, 82465974), (422, 74649294), (573, 54977316), (633, 49766196), (764, 41232987), (844, 37324647), (1146, 27488658), (1266, 24883098), (1719, 18325772), (1899, 16588732), (2292, 13744329), (2532, 12441549), (3438, 9162886), (3798, 8294366), (6876, 4581443), (7596, 4147183), (21713, 1450836), (40301, 781668), (43426, 725418), (65139, 483612), (80602, 390834), (86852, 362709), (120903, 260556), (130278, 241806), (161204, 195417)]