71614960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 174845952

約数和(自身を除く): 103230992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 67, 80, 124, 134, 155, 248, 268, 310, 335, 431, 496, 536, 620, 670, 862, 1072, 1240, 1340, 1724, 2077, 2155, 2480, 2680, 3448, 4154, 4310, 5360, 6896, 8308, 8620, 10385, 13361, 16616, 17240, 20770, 26722, 28877, 33232, 34480, 41540, 53444, 57754, 66805, 83080, 106888, 115508, 133610, 144385, 166160, 213776, 231016, 267220, 288770, 462032, 534440, 577540, 895187, 1068880, 1155080, 1790374, 2310160, 3580748, 4475935, 7161496, 8951870, 14322992, 17903740, 35807480, 71614960]

約数ペア:

[(1, 71614960), (2, 35807480), (4, 17903740), (5, 14322992), (8, 8951870), (10, 7161496), (16, 4475935), (20, 3580748), (31, 2310160), (40, 1790374), (62, 1155080), (67, 1068880), (80, 895187), (124, 577540), (134, 534440), (155, 462032), (248, 288770), (268, 267220), (310, 231016), (335, 213776), (431, 166160), (496, 144385), (536, 133610), (620, 115508), (670, 106888), (862, 83080), (1072, 66805), (1240, 57754), (1340, 53444), (1724, 41540), (2077, 34480), (2155, 33232), (2480, 28877), (2680, 26722), (3448, 20770), (4154, 17240), (4310, 16616), (5360, 13361), (6896, 10385), (8308, 8620)]