80525120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1489}}^1$

素因数の和:1532

約数の個数: 84

約数和(自身を含む): 207774540

約数和(自身を除く): 127249420

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 169, 208, 260, 320, 338, 416, 520, 676, 832, 845, 1040, 1352, 1489, 1690, 2080, 2704, 2978, 3380, 4160, 5408, 5956, 6760, 7445, 10816, 11912, 13520, 14890, 19357, 23824, 27040, 29780, 38714, 47648, 54080, 59560, 77428, 95296, 96785, 119120, 154856, 193570, 238240, 251641, 309712, 387140, 476480, 503282, 619424, 774280, 1006564, 1238848, 1258205, 1548560, 2013128, 2516410, 3097120, 4026256, 5032820, 6194240, 8052512, 10065640, 16105024, 20131280, 40262560, 80525120]

約数ペア:

[(1, 80525120), (2, 40262560), (4, 20131280), (5, 16105024), (8, 10065640), (10, 8052512), (13, 6194240), (16, 5032820), (20, 4026256), (26, 3097120), (32, 2516410), (40, 2013128), (52, 1548560), (64, 1258205), (65, 1238848), (80, 1006564), (104, 774280), (130, 619424), (160, 503282), (169, 476480), (208, 387140), (260, 309712), (320, 251641), (338, 238240), (416, 193570), (520, 154856), (676, 119120), (832, 96785), (845, 95296), (1040, 77428), (1352, 59560), (1489, 54080), (1690, 47648), (2080, 38714), (2704, 29780), (2978, 27040), (3380, 23824), (4160, 19357), (5408, 14890), (5956, 13520), (6760, 11912), (7445, 10816)]