720281624

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{829}}^1\times {\mathrm{1621}}^1$

素因数の和:2523

約数の個数: 32

約数和(自身を含む): 1373185200

約数和(自身を除く): 652903576

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 829, 1621, 1658, 3242, 3316, 6484, 6632, 12968, 55543, 108607, 111086, 217214, 222172, 434428, 444344, 868856, 1343809, 2687618, 5375236, 10750472, 90035203, 180070406, 360140812, 720281624]

約数ペア:

[(1, 720281624), (2, 360140812), (4, 180070406), (8, 90035203), (67, 10750472), (134, 5375236), (268, 2687618), (536, 1343809), (829, 868856), (1621, 444344), (1658, 434428), (3242, 222172), (3316, 217214), (6484, 111086), (6632, 108607), (12968, 55543)]