71986160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1291}}^1$

素因数の和:1362

約数の個数: 80

約数和(自身を含む): 181675872

約数和(自身を除く): 109689712

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1291, 1360, 1394, 1640, 2582, 2788, 3280, 3485, 5164, 5576, 6455, 6970, 10328, 11152, 12910, 13940, 20656, 21947, 25820, 27880, 43894, 51640, 52931, 55760, 87788, 103280, 105862, 109735, 175576, 211724, 219470, 264655, 351152, 423448, 438940, 529310, 846896, 877880, 899827, 1058620, 1755760, 1799654, 2117240, 3599308, 4234480, 4499135, 7198616, 8998270, 14397232, 17996540, 35993080, 71986160]

約数ペア:

[(1, 71986160), (2, 35993080), (4, 17996540), (5, 14397232), (8, 8998270), (10, 7198616), (16, 4499135), (17, 4234480), (20, 3599308), (34, 2117240), (40, 1799654), (41, 1755760), (68, 1058620), (80, 899827), (82, 877880), (85, 846896), (136, 529310), (164, 438940), (170, 423448), (205, 351152), (272, 264655), (328, 219470), (340, 211724), (410, 175576), (656, 109735), (680, 105862), (697, 103280), (820, 87788), (1291, 55760), (1360, 52931), (1394, 51640), (1640, 43894), (2582, 27880), (2788, 25820), (3280, 21947), (3485, 20656), (5164, 13940), (5576, 12910), (6455, 11152), (6970, 10328)]