251570797910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{223}}^1\times {\mathrm{390353}}^1$

素因数の和:390617

約数の個数: 48

約数和(自身を含む): 483189549696

約数和(自身を除く): 231618751786

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 223, 289, 446, 578, 1115, 1445, 2230, 2890, 3791, 7582, 18955, 37910, 64447, 128894, 322235, 390353, 644470, 780706, 1951765, 3903530, 6636001, 13272002, 33180005, 66360010, 87048719, 112812017, 174097438, 225624034, 435243595, 564060085, 870487190, 1128120170, 1479828223, 2959656446, 7399141115, 14798282230, 25157079791, 50314159582, 125785398955, 251570797910]

約数ペア:

[(1, 251570797910), (2, 125785398955), (5, 50314159582), (10, 25157079791), (17, 14798282230), (34, 7399141115), (85, 2959656446), (170, 1479828223), (223, 1128120170), (289, 870487190), (446, 564060085), (578, 435243595), (1115, 225624034), (1445, 174097438), (2230, 112812017), (2890, 87048719), (3791, 66360010), (7582, 33180005), (18955, 13272002), (37910, 6636001), (64447, 3903530), (128894, 1951765), (322235, 780706), (390353, 644470)]