8614709680

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{613}}^1\times {\mathrm{1811}}^1$

素因数の和:2534

約数の個数: 80

約数和(自身を含む): 20279889504

約数和(自身を除く): 11665179824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 613, 776, 970, 1226, 1552, 1811, 1940, 2452, 3065, 3622, 3880, 4904, 6130, 7244, 7760, 9055, 9808, 12260, 14488, 18110, 24520, 28976, 36220, 49040, 59461, 72440, 118922, 144880, 175667, 237844, 297305, 351334, 475688, 594610, 702668, 878335, 951376, 1110143, 1189220, 1405336, 1756670, 2220286, 2378440, 2810672, 3513340, 4440572, 4756880, 5550715, 7026680, 8881144, 11101430, 14053360, 17762288, 22202860, 44405720, 88811440, 107683871, 215367742, 430735484, 538419355, 861470968, 1076838710, 1722941936, 2153677420, 4307354840, 8614709680]

約数ペア:

[(1, 8614709680), (2, 4307354840), (4, 2153677420), (5, 1722941936), (8, 1076838710), (10, 861470968), (16, 538419355), (20, 430735484), (40, 215367742), (80, 107683871), (97, 88811440), (194, 44405720), (388, 22202860), (485, 17762288), (613, 14053360), (776, 11101430), (970, 8881144), (1226, 7026680), (1552, 5550715), (1811, 4756880), (1940, 4440572), (2452, 3513340), (3065, 2810672), (3622, 2378440), (3880, 2220286), (4904, 1756670), (6130, 1405336), (7244, 1189220), (7760, 1110143), (9055, 951376), (9808, 878335), (12260, 702668), (14488, 594610), (18110, 475688), (24520, 351334), (28976, 297305), (36220, 237844), (49040, 175667), (59461, 144880), (72440, 118922)]