38787268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 81232200

約数和(自身を除く): 42444932

約数列:

[1, 2, 4, 13, 17, 26, 29, 34, 52, 58, 68, 89, 116, 178, 221, 289, 356, 377, 442, 493, 578, 754, 884, 986, 1156, 1157, 1508, 1513, 1972, 2314, 2581, 3026, 3757, 4628, 5162, 6052, 6409, 7514, 8381, 10324, 12818, 15028, 16762, 19669, 25636, 25721, 33524, 33553, 39338, 43877, 51442, 67106, 78676, 87754, 102884, 108953, 134212, 175508, 217906, 334373, 435812, 570401, 668746, 745909, 1140802, 1337492, 1491818, 2281604, 2983636, 9696817, 19393634, 38787268]

約数ペア:

[(1, 38787268), (2, 19393634), (4, 9696817), (13, 2983636), (17, 2281604), (26, 1491818), (29, 1337492), (34, 1140802), (52, 745909), (58, 668746), (68, 570401), (89, 435812), (116, 334373), (178, 217906), (221, 175508), (289, 134212), (356, 108953), (377, 102884), (442, 87754), (493, 78676), (578, 67106), (754, 51442), (884, 43877), (986, 39338), (1156, 33553), (1157, 33524), (1508, 25721), (1513, 25636), (1972, 19669), (2314, 16762), (2581, 15028), (3026, 12818), (3757, 10324), (4628, 8381), (5162, 7514), (6052, 6409)]