65983840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31723}}^1$

素因数の和:31751

約数の個数: 48

約数和(自身を含む): 167883408

約数和(自身を除く): 101899568

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 31723, 63446, 126892, 158615, 253784, 317230, 412399, 507568, 634460, 824798, 1015136, 1268920, 1649596, 2061995, 2537840, 3299192, 4123990, 5075680, 6598384, 8247980, 13196768, 16495960, 32991920, 65983840]

約数ペア:

[(1, 65983840), (2, 32991920), (4, 16495960), (5, 13196768), (8, 8247980), (10, 6598384), (13, 5075680), (16, 4123990), (20, 3299192), (26, 2537840), (32, 2061995), (40, 1649596), (52, 1268920), (65, 1015136), (80, 824798), (104, 634460), (130, 507568), (160, 412399), (208, 317230), (260, 253784), (416, 158615), (520, 126892), (1040, 63446), (2080, 31723)]