61806680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 154949760

約数和(自身を除く): 93143080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 169, 205, 223, 260, 328, 338, 410, 446, 520, 533, 676, 820, 845, 892, 1066, 1115, 1352, 1640, 1690, 1784, 2132, 2230, 2665, 2899, 3380, 4264, 4460, 5330, 5798, 6760, 6929, 8920, 9143, 10660, 11596, 13858, 14495, 18286, 21320, 23192, 27716, 28990, 34645, 36572, 37687, 45715, 55432, 57980, 69290, 73144, 75374, 91430, 115960, 118859, 138580, 150748, 182860, 188435, 237718, 277160, 301496, 365720, 376870, 475436, 594295, 753740, 950872, 1188590, 1507480, 1545167, 2377180, 3090334, 4754360, 6180668, 7725835, 12361336, 15451670, 30903340, 61806680]

約数ペア:

[(1, 61806680), (2, 30903340), (4, 15451670), (5, 12361336), (8, 7725835), (10, 6180668), (13, 4754360), (20, 3090334), (26, 2377180), (40, 1545167), (41, 1507480), (52, 1188590), (65, 950872), (82, 753740), (104, 594295), (130, 475436), (164, 376870), (169, 365720), (205, 301496), (223, 277160), (260, 237718), (328, 188435), (338, 182860), (410, 150748), (446, 138580), (520, 118859), (533, 115960), (676, 91430), (820, 75374), (845, 73144), (892, 69290), (1066, 57980), (1115, 55432), (1352, 45715), (1640, 37687), (1690, 36572), (1784, 34645), (2132, 28990), (2230, 27716), (2665, 23192), (2899, 21320), (3380, 18286), (4264, 14495), (4460, 13858), (5330, 11596), (5798, 10660), (6760, 9143), (6929, 8920)]