72213890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{6329}}^1$

素因数の和:6506

約数の個数: 32

約数和(自身を含む): 149489280

約数和(自身を除く): 77275390

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 326, 815, 1141, 1630, 2282, 5705, 6329, 11410, 12658, 31645, 44303, 63290, 88606, 221515, 443030, 1031627, 2063254, 5158135, 7221389, 10316270, 14442778, 36106945, 72213890]

約数ペア:

[(1, 72213890), (2, 36106945), (5, 14442778), (7, 10316270), (10, 7221389), (14, 5158135), (35, 2063254), (70, 1031627), (163, 443030), (326, 221515), (815, 88606), (1141, 63290), (1630, 44303), (2282, 31645), (5705, 12658), (6329, 11410)]