71405620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{24967}}^1$

素因数の和:25000

約数の個数: 48

約数和(自身を含む): 176174208

約数和(自身を除く): 104768588

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 24967, 49934, 99868, 124835, 249670, 274637, 324571, 499340, 549274, 649142, 1098548, 1298284, 1373185, 1622855, 2746370, 3245710, 3570281, 5492740, 6491420, 7140562, 14281124, 17851405, 35702810, 71405620]

約数ペア:

[(1, 71405620), (2, 35702810), (4, 17851405), (5, 14281124), (10, 7140562), (11, 6491420), (13, 5492740), (20, 3570281), (22, 3245710), (26, 2746370), (44, 1622855), (52, 1373185), (55, 1298284), (65, 1098548), (110, 649142), (130, 549274), (143, 499340), (220, 324571), (260, 274637), (286, 249670), (572, 124835), (715, 99868), (1430, 49934), (2860, 24967)]