401340078385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{223637}}^1$

素因数の和:224193

約数の個数: 32

約数和(自身を含む): 522862065792

約数和(自身を除く): 121521987407

約数列:

[1, 5, 17, 43, 85, 215, 491, 731, 2455, 3655, 8347, 21113, 41735, 105565, 223637, 358921, 1118185, 1794605, 3801829, 9616391, 19009145, 48081955, 109805767, 163478647, 549028835, 817393235, 1866698039, 4721647981, 9333490195, 23608239905, 80268015677, 401340078385]

約数ペア:

[(1, 401340078385), (5, 80268015677), (17, 23608239905), (43, 9333490195), (85, 4721647981), (215, 1866698039), (491, 817393235), (731, 549028835), (2455, 163478647), (3655, 109805767), (8347, 48081955), (21113, 19009145), (41735, 9616391), (105565, 3801829), (223637, 1794605), (358921, 1118185)]