85604540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 213373440

約数和(自身を除く): 127768900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 83, 106, 139, 140, 166, 212, 265, 278, 332, 371, 415, 530, 556, 581, 695, 742, 830, 973, 1060, 1162, 1390, 1484, 1660, 1855, 1946, 2324, 2780, 2905, 3710, 3892, 4399, 4865, 5810, 7367, 7420, 8798, 9730, 11537, 11620, 14734, 17596, 19460, 21995, 23074, 29468, 30793, 36835, 43990, 46148, 51569, 57685, 61586, 73670, 80759, 87980, 103138, 115370, 123172, 147340, 153965, 161518, 206276, 230740, 257845, 307930, 323036, 403795, 515690, 611461, 615860, 807590, 1031380, 1222922, 1615180, 2445844, 3057305, 4280227, 6114610, 8560454, 12229220, 17120908, 21401135, 42802270, 85604540]

約数ペア:

[(1, 85604540), (2, 42802270), (4, 21401135), (5, 17120908), (7, 12229220), (10, 8560454), (14, 6114610), (20, 4280227), (28, 3057305), (35, 2445844), (53, 1615180), (70, 1222922), (83, 1031380), (106, 807590), (139, 615860), (140, 611461), (166, 515690), (212, 403795), (265, 323036), (278, 307930), (332, 257845), (371, 230740), (415, 206276), (530, 161518), (556, 153965), (581, 147340), (695, 123172), (742, 115370), (830, 103138), (973, 87980), (1060, 80759), (1162, 73670), (1390, 61586), (1484, 57685), (1660, 51569), (1855, 46148), (1946, 43990), (2324, 36835), (2780, 30793), (2905, 29468), (3710, 23074), (3892, 21995), (4399, 19460), (4865, 17596), (5810, 14734), (7367, 11620), (7420, 11537), (8798, 9730)]