18274927100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1801}}^1\times {\mathrm{3499}}^1$

素因数の和:5343

約数の個数: 72

約数和(自身を含む): 41058570000

約数和(自身を除く): 22783642900

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 290, 580, 725, 1450, 1801, 2900, 3499, 3602, 6998, 7204, 9005, 13996, 17495, 18010, 34990, 36020, 45025, 52229, 69980, 87475, 90050, 101471, 104458, 174950, 180100, 202942, 208916, 261145, 349900, 405884, 507355, 522290, 1014710, 1044580, 1305725, 2029420, 2536775, 2611450, 5073550, 5222900, 6301699, 10147100, 12603398, 25206796, 31508495, 63016990, 126033980, 157542475, 182749271, 315084950, 365498542, 630169900, 730997084, 913746355, 1827492710, 3654985420, 4568731775, 9137463550, 18274927100]

約数ペア:

[(1, 18274927100), (2, 9137463550), (4, 4568731775), (5, 3654985420), (10, 1827492710), (20, 913746355), (25, 730997084), (29, 630169900), (50, 365498542), (58, 315084950), (100, 182749271), (116, 157542475), (145, 126033980), (290, 63016990), (580, 31508495), (725, 25206796), (1450, 12603398), (1801, 10147100), (2900, 6301699), (3499, 5222900), (3602, 5073550), (6998, 2611450), (7204, 2536775), (9005, 2029420), (13996, 1305725), (17495, 1044580), (18010, 1014710), (34990, 522290), (36020, 507355), (45025, 405884), (52229, 349900), (69980, 261145), (87475, 208916), (90050, 202942), (101471, 180100), (104458, 174950)]