31650770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 33667630

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 41, 82, 85, 95, 170, 190, 205, 239, 323, 410, 478, 646, 697, 779, 1195, 1394, 1558, 1615, 2390, 3230, 3485, 3895, 4063, 4541, 6970, 7790, 8126, 9082, 9799, 13243, 19598, 20315, 22705, 26486, 40630, 45410, 48995, 66215, 77197, 97990, 132430, 154394, 166583, 186181, 333166, 372362, 385985, 771970, 832915, 930905, 1665830, 1861810, 3165077, 6330154, 15825385, 31650770]

約数ペア:

[(1, 31650770), (2, 15825385), (5, 6330154), (10, 3165077), (17, 1861810), (19, 1665830), (34, 930905), (38, 832915), (41, 771970), (82, 385985), (85, 372362), (95, 333166), (170, 186181), (190, 166583), (205, 154394), (239, 132430), (323, 97990), (410, 77197), (478, 66215), (646, 48995), (697, 45410), (779, 40630), (1195, 26486), (1394, 22705), (1558, 20315), (1615, 19598), (2390, 13243), (3230, 9799), (3485, 9082), (3895, 8126), (4063, 7790), (4541, 6970)]