31187104

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1229}}^1$

素因数の和:1313

約数の個数: 48

約数和(自身を含む): 67261320

約数和(自身を除く): 36074216

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 416, 488, 793, 976, 1229, 1586, 1952, 2458, 3172, 4916, 6344, 9832, 12688, 15977, 19664, 25376, 31954, 39328, 63908, 74969, 127816, 149938, 255632, 299876, 511264, 599752, 974597, 1199504, 1949194, 2399008, 3898388, 7796776, 15593552, 31187104]

約数ペア:

[(1, 31187104), (2, 15593552), (4, 7796776), (8, 3898388), (13, 2399008), (16, 1949194), (26, 1199504), (32, 974597), (52, 599752), (61, 511264), (104, 299876), (122, 255632), (208, 149938), (244, 127816), (416, 74969), (488, 63908), (793, 39328), (976, 31954), (1229, 25376), (1586, 19664), (1952, 15977), (2458, 12688), (3172, 9832), (4916, 6344)]