164131175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 236359872

約数和(自身を除く): 72228697

約数列:

[1, 5, 13, 17, 25, 61, 65, 85, 221, 305, 325, 425, 487, 793, 1037, 1105, 1525, 2435, 3965, 5185, 5525, 6331, 8279, 12175, 13481, 19825, 25925, 29707, 31655, 41395, 67405, 107627, 148535, 158275, 206975, 337025, 386191, 505019, 538135, 742675, 1930955, 2525095, 2690675, 6565247, 9654775, 12625475, 32826235, 164131175]

約数ペア:

[(1, 164131175), (5, 32826235), (13, 12625475), (17, 9654775), (25, 6565247), (61, 2690675), (65, 2525095), (85, 1930955), (221, 742675), (305, 538135), (325, 505019), (425, 386191), (487, 337025), (793, 206975), (1037, 158275), (1105, 148535), (1525, 107627), (2435, 67405), (3965, 41395), (5185, 31655), (5525, 29707), (6331, 25925), (8279, 19825), (12175, 13481)]