156725025

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 267197184

約数和(自身を除く): 110472159

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 173, 235, 257, 519, 705, 771, 865, 1175, 1285, 2595, 3525, 3855, 4325, 6425, 8131, 12079, 12975, 19275, 24393, 36237, 40655, 44461, 60395, 121965, 133383, 181185, 203275, 222305, 301975, 609825, 666915, 905925, 1111525, 2089667, 3334575, 6269001, 10448335, 31345005, 52241675, 156725025]

約数ペア:

[(1, 156725025), (3, 52241675), (5, 31345005), (15, 10448335), (25, 6269001), (47, 3334575), (75, 2089667), (141, 1111525), (173, 905925), (235, 666915), (257, 609825), (519, 301975), (705, 222305), (771, 203275), (865, 181185), (1175, 133383), (1285, 121965), (2595, 60395), (3525, 44461), (3855, 40655), (4325, 36237), (6425, 24393), (8131, 19275), (12079, 12975)]