287220025

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1483}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 365087744

約数和(自身を除く): 77867719

約数列:

[1, 5, 25, 61, 127, 305, 635, 1483, 1525, 3175, 7415, 7747, 37075, 38735, 90463, 188341, 193675, 452315, 941705, 2261575, 4708525, 11488801, 57444005, 287220025]

約数ペア:

[(1, 287220025), (5, 57444005), (25, 11488801), (61, 4708525), (127, 2261575), (305, 941705), (635, 452315), (1483, 193675), (1525, 188341), (3175, 90463), (7415, 38735), (7747, 37075)]