72379268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1997}}^1$

素因数の和:2072

約数の個数: 48

約数和(自身を含む): 148027824

約数和(自身を除く): 75648556

約数列:

[1, 2, 4, 13, 17, 26, 34, 41, 52, 68, 82, 164, 221, 442, 533, 697, 884, 1066, 1394, 1997, 2132, 2788, 3994, 7988, 9061, 18122, 25961, 33949, 36244, 51922, 67898, 81877, 103844, 135796, 163754, 327508, 441337, 882674, 1064401, 1391909, 1765348, 2128802, 2783818, 4257604, 5567636, 18094817, 36189634, 72379268]

約数ペア:

[(1, 72379268), (2, 36189634), (4, 18094817), (13, 5567636), (17, 4257604), (26, 2783818), (34, 2128802), (41, 1765348), (52, 1391909), (68, 1064401), (82, 882674), (164, 441337), (221, 327508), (442, 163754), (533, 135796), (697, 103844), (884, 81877), (1066, 67898), (1394, 51922), (1997, 36244), (2132, 33949), (2788, 25961), (3994, 18122), (7988, 9061)]