63690640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1376

約数の個数: 80

約数和(自身を含む): 162989568

約数和(自身を除く): 99298928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1222, 1303, 1880, 2444, 2606, 3055, 3760, 4888, 5212, 6110, 6515, 9776, 10424, 12220, 13030, 16939, 20848, 24440, 26060, 33878, 48880, 52120, 61241, 67756, 84695, 104240, 122482, 135512, 169390, 244964, 271024, 306205, 338780, 489928, 612410, 677560, 796133, 979856, 1224820, 1355120, 1592266, 2449640, 3184532, 3980665, 4899280, 6369064, 7961330, 12738128, 15922660, 31845320, 63690640]

約数ペア:

[(1, 63690640), (2, 31845320), (4, 15922660), (5, 12738128), (8, 7961330), (10, 6369064), (13, 4899280), (16, 3980665), (20, 3184532), (26, 2449640), (40, 1592266), (47, 1355120), (52, 1224820), (65, 979856), (80, 796133), (94, 677560), (104, 612410), (130, 489928), (188, 338780), (208, 306205), (235, 271024), (260, 244964), (376, 169390), (470, 135512), (520, 122482), (611, 104240), (752, 84695), (940, 67756), (1040, 61241), (1222, 52120), (1303, 48880), (1880, 33878), (2444, 26060), (2606, 24440), (3055, 20848), (3760, 16939), (4888, 13030), (5212, 12220), (6110, 10424), (6515, 9776)]