157224220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{659}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 337075200

約数和(自身を除く): 179850980

約数列:

[1, 2, 4, 5, 10, 20, 79, 151, 158, 302, 316, 395, 604, 659, 755, 790, 1318, 1510, 1580, 2636, 3020, 3295, 6590, 11929, 13180, 23858, 47716, 52061, 59645, 99509, 104122, 119290, 199018, 208244, 238580, 260305, 398036, 497545, 520610, 995090, 1041220, 1990180, 7861211, 15722422, 31444844, 39306055, 78612110, 157224220]

約数ペア:

[(1, 157224220), (2, 78612110), (4, 39306055), (5, 31444844), (10, 15722422), (20, 7861211), (79, 1990180), (151, 1041220), (158, 995090), (302, 520610), (316, 497545), (395, 398036), (604, 260305), (659, 238580), (755, 208244), (790, 199018), (1318, 119290), (1510, 104122), (1580, 99509), (2636, 59645), (3020, 52061), (3295, 47716), (6590, 23858), (11929, 13180)]