64061140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1723}}^1$

素因数の和:1769

約数の個数: 72

約数和(自身を含む): 159007968

約数和(自身を除く): 94946828

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 572, 676, 715, 845, 1430, 1690, 1723, 1859, 2860, 3380, 3446, 3718, 6892, 7436, 8615, 9295, 17230, 18590, 18953, 22399, 34460, 37180, 37906, 44798, 75812, 89596, 94765, 111995, 189530, 223990, 246389, 291187, 379060, 447980, 492778, 582374, 985556, 1164748, 1231945, 1455935, 2463890, 2911870, 3203057, 4927780, 5823740, 6406114, 12812228, 16015285, 32030570, 64061140]

約数ペア:

[(1, 64061140), (2, 32030570), (4, 16015285), (5, 12812228), (10, 6406114), (11, 5823740), (13, 4927780), (20, 3203057), (22, 2911870), (26, 2463890), (44, 1455935), (52, 1231945), (55, 1164748), (65, 985556), (110, 582374), (130, 492778), (143, 447980), (169, 379060), (220, 291187), (260, 246389), (286, 223990), (338, 189530), (572, 111995), (676, 94765), (715, 89596), (845, 75812), (1430, 44798), (1690, 37906), (1723, 37180), (1859, 34460), (2860, 22399), (3380, 18953), (3446, 18590), (3718, 17230), (6892, 9295), (7436, 8615)]