201778850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1$

素因数の和:820

約数の個数: 96

約数和(自身を含む): 470136576

約数和(自身を除く): 268357726

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 61, 65, 70, 91, 122, 130, 175, 182, 305, 325, 350, 427, 455, 610, 650, 727, 793, 854, 910, 1454, 1525, 1586, 2135, 2275, 3050, 3635, 3965, 4270, 4550, 5089, 5551, 7270, 7930, 9451, 10178, 10675, 11102, 18175, 18902, 19825, 21350, 25445, 27755, 36350, 39650, 44347, 47255, 50890, 55510, 66157, 88694, 94510, 127225, 132314, 138775, 221735, 236275, 254450, 277550, 310429, 330785, 443470, 472550, 576511, 620858, 661570, 1108675, 1153022, 1552145, 1653925, 2217350, 2882555, 3104290, 3307850, 4035577, 5765110, 7760725, 8071154, 14412775, 15521450, 20177885, 28825550, 40355770, 100889425, 201778850]

約数ペア:

[(1, 201778850), (2, 100889425), (5, 40355770), (7, 28825550), (10, 20177885), (13, 15521450), (14, 14412775), (25, 8071154), (26, 7760725), (35, 5765110), (50, 4035577), (61, 3307850), (65, 3104290), (70, 2882555), (91, 2217350), (122, 1653925), (130, 1552145), (175, 1153022), (182, 1108675), (305, 661570), (325, 620858), (350, 576511), (427, 472550), (455, 443470), (610, 330785), (650, 310429), (727, 277550), (793, 254450), (854, 236275), (910, 221735), (1454, 138775), (1525, 132314), (1586, 127225), (2135, 94510), (2275, 88694), (3050, 66157), (3635, 55510), (3965, 50890), (4270, 47255), (4550, 44347), (5089, 39650), (5551, 36350), (7270, 27755), (7930, 25445), (9451, 21350), (10178, 19825), (10675, 18902), (11102, 18175)]