84384640

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1669}}^1$

素因数の和:1767

約数の個数: 64

約数和(自身を含む): 204408000

約数和(自身を除く): 120023360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 1264, 1580, 1669, 2528, 3160, 3338, 5056, 6320, 6676, 8345, 10112, 12640, 13352, 16690, 25280, 26704, 33380, 50560, 53408, 66760, 106816, 131851, 133520, 213632, 263702, 267040, 527404, 534080, 659255, 1054808, 1068160, 1318510, 2109616, 2637020, 4219232, 5274040, 8438464, 10548080, 16876928, 21096160, 42192320, 84384640]

約数ペア:

[(1, 84384640), (2, 42192320), (4, 21096160), (5, 16876928), (8, 10548080), (10, 8438464), (16, 5274040), (20, 4219232), (32, 2637020), (40, 2109616), (64, 1318510), (79, 1068160), (80, 1054808), (128, 659255), (158, 534080), (160, 527404), (316, 267040), (320, 263702), (395, 213632), (632, 133520), (640, 131851), (790, 106816), (1264, 66760), (1580, 53408), (1669, 50560), (2528, 33380), (3160, 26704), (3338, 25280), (5056, 16690), (6320, 13352), (6676, 12640), (8345, 10112)]