53157640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78173}}^1$

素因数の和:78201

約数の個数: 32

約数和(自身を含む): 126641880

約数和(自身を除く): 73484240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 78173, 156346, 312692, 390865, 625384, 781730, 1328941, 1563460, 2657882, 3126920, 5315764, 6644705, 10631528, 13289410, 26578820, 53157640]

約数ペア:

[(1, 53157640), (2, 26578820), (4, 13289410), (5, 10631528), (8, 6644705), (10, 5315764), (17, 3126920), (20, 2657882), (34, 1563460), (40, 1328941), (68, 781730), (85, 625384), (136, 390865), (170, 312692), (340, 156346), (680, 78173)]