72930320

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6959}}^1$

素因数の和:7103

約数の個数: 40

約数和(自身を含む): 170881920

約数和(自身を除く): 97951600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 6959, 10480, 13918, 27836, 34795, 55672, 69590, 111344, 139180, 278360, 556720, 911629, 1823258, 3646516, 4558145, 7293032, 9116290, 14586064, 18232580, 36465160, 72930320]

約数ペア:

[(1, 72930320), (2, 36465160), (4, 18232580), (5, 14586064), (8, 9116290), (10, 7293032), (16, 4558145), (20, 3646516), (40, 1823258), (80, 911629), (131, 556720), (262, 278360), (524, 139180), (655, 111344), (1048, 69590), (1310, 55672), (2096, 34795), (2620, 27836), (5240, 13918), (6959, 10480)]