320171150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4519}}^1$

素因数の和:4653

約数の個数: 48

約数和(自身を含む): 647354400

約数和(自身を除く): 327183250

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 109, 130, 218, 325, 545, 650, 1090, 1417, 2725, 2834, 4519, 5450, 7085, 9038, 14170, 22595, 35425, 45190, 58747, 70850, 112975, 117494, 225950, 293735, 492571, 587470, 985142, 1468675, 2462855, 2937350, 4925710, 6403423, 12314275, 12806846, 24628550, 32017115, 64034230, 160085575, 320171150]

約数ペア:

[(1, 320171150), (2, 160085575), (5, 64034230), (10, 32017115), (13, 24628550), (25, 12806846), (26, 12314275), (50, 6403423), (65, 4925710), (109, 2937350), (130, 2462855), (218, 1468675), (325, 985142), (545, 587470), (650, 492571), (1090, 293735), (1417, 225950), (2725, 117494), (2834, 112975), (4519, 70850), (5450, 58747), (7085, 45190), (9038, 35425), (14170, 22595)]