54900820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12421}}^1$

素因数の和:12460

約数の個数: 48

約数和(自身を含む): 131474448

約数和(自身を除く): 76573628

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 12421, 24842, 49684, 62105, 124210, 161473, 211157, 248420, 322946, 422314, 645892, 807365, 844628, 1055785, 1614730, 2111570, 2745041, 3229460, 4223140, 5490082, 10980164, 13725205, 27450410, 54900820]

約数ペア:

[(1, 54900820), (2, 27450410), (4, 13725205), (5, 10980164), (10, 5490082), (13, 4223140), (17, 3229460), (20, 2745041), (26, 2111570), (34, 1614730), (52, 1055785), (65, 844628), (68, 807365), (85, 645892), (130, 422314), (170, 322946), (221, 248420), (260, 211157), (340, 161473), (442, 124210), (884, 62105), (1105, 49684), (2210, 24842), (4420, 12421)]