279100010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 588605184

約数和(自身を除く): 309505174

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 163, 305, 326, 401, 427, 610, 802, 815, 854, 1141, 1630, 2005, 2135, 2282, 2807, 4010, 4270, 5614, 5705, 9943, 11410, 14035, 19886, 24461, 28070, 48922, 49715, 65363, 69601, 99430, 122305, 130726, 139202, 171227, 244610, 326815, 342454, 348005, 457541, 653630, 696010, 856135, 915082, 1712270, 2287705, 3987143, 4575410, 7974286, 19935715, 27910001, 39871430, 55820002, 139550005, 279100010]

約数ペア:

[(1, 279100010), (2, 139550005), (5, 55820002), (7, 39871430), (10, 27910001), (14, 19935715), (35, 7974286), (61, 4575410), (70, 3987143), (122, 2287705), (163, 1712270), (305, 915082), (326, 856135), (401, 696010), (427, 653630), (610, 457541), (802, 348005), (815, 342454), (854, 326815), (1141, 244610), (1630, 171227), (2005, 139202), (2135, 130726), (2282, 122305), (2807, 99430), (4010, 69601), (4270, 65363), (5614, 49715), (5705, 48922), (9943, 28070), (11410, 24461), (14035, 19886)]