129095720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^4\times {\mathrm{113}}^1$

素因数の和:176

約数の個数: 80

約数和(自身を含む): 317454660

約数和(自身を除く): 188358940

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 113, 130, 169, 226, 260, 338, 452, 520, 565, 676, 845, 904, 1130, 1352, 1469, 1690, 2197, 2260, 2938, 3380, 4394, 4520, 5876, 6760, 7345, 8788, 10985, 11752, 14690, 17576, 19097, 21970, 28561, 29380, 38194, 43940, 57122, 58760, 76388, 87880, 95485, 114244, 142805, 152776, 190970, 228488, 248261, 285610, 381940, 496522, 571220, 763880, 993044, 1142440, 1241305, 1986088, 2482610, 3227393, 4965220, 6454786, 9930440, 12909572, 16136965, 25819144, 32273930, 64547860, 129095720]

約数ペア:

[(1, 129095720), (2, 64547860), (4, 32273930), (5, 25819144), (8, 16136965), (10, 12909572), (13, 9930440), (20, 6454786), (26, 4965220), (40, 3227393), (52, 2482610), (65, 1986088), (104, 1241305), (113, 1142440), (130, 993044), (169, 763880), (226, 571220), (260, 496522), (338, 381940), (452, 285610), (520, 248261), (565, 228488), (676, 190970), (845, 152776), (904, 142805), (1130, 114244), (1352, 95485), (1469, 87880), (1690, 76388), (2197, 58760), (2260, 57122), (2938, 43940), (3380, 38194), (4394, 29380), (4520, 28561), (5876, 21970), (6760, 19097), (7345, 17576), (8788, 14690), (10985, 11752)]