64914564

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 189775040

約数和(自身を除く): 124860476

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 19, 22, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 114, 121, 132, 143, 156, 181, 209, 228, 242, 247, 286, 362, 363, 418, 429, 484, 494, 543, 572, 627, 724, 726, 741, 836, 858, 988, 1086, 1254, 1452, 1482, 1573, 1716, 1991, 2172, 2299, 2353, 2508, 2717, 2964, 3146, 3439, 3982, 4598, 4706, 4719, 5434, 5973, 6292, 6878, 6897, 7059, 7964, 8151, 9196, 9412, 9438, 10317, 10868, 11946, 13756, 13794, 14118, 16302, 18876, 20634, 21901, 23892, 25883, 27588, 28236, 29887, 32604, 37829, 41268, 43802, 44707, 51766, 59774, 65703, 75658, 77649, 87604, 89414, 89661, 103532, 113487, 119548, 131406, 134121, 151316, 155298, 178828, 179322, 226974, 262812, 268242, 284713, 310596, 358644, 416119, 453948, 491777, 536484, 569426, 832238, 854139, 983554, 1138852, 1248357, 1475331, 1664476, 1708278, 1967108, 2496714, 2950662, 3416556, 4993428, 5409547, 5901324, 10819094, 16228641, 21638188, 32457282, 64914564]

約数ペア:

[(1, 64914564), (2, 32457282), (3, 21638188), (4, 16228641), (6, 10819094), (11, 5901324), (12, 5409547), (13, 4993428), (19, 3416556), (22, 2950662), (26, 2496714), (33, 1967108), (38, 1708278), (39, 1664476), (44, 1475331), (52, 1248357), (57, 1138852), (66, 983554), (76, 854139), (78, 832238), (114, 569426), (121, 536484), (132, 491777), (143, 453948), (156, 416119), (181, 358644), (209, 310596), (228, 284713), (242, 268242), (247, 262812), (286, 226974), (362, 179322), (363, 178828), (418, 155298), (429, 151316), (484, 134121), (494, 131406), (543, 119548), (572, 113487), (627, 103532), (724, 89661), (726, 89414), (741, 87604), (836, 77649), (858, 75658), (988, 65703), (1086, 59774), (1254, 51766), (1452, 44707), (1482, 43802), (1573, 41268), (1716, 37829), (1991, 32604), (2172, 29887), (2299, 28236), (2353, 27588), (2508, 25883), (2717, 23892), (2964, 21901), (3146, 20634), (3439, 18876), (3982, 16302), (4598, 14118), (4706, 13794), (4719, 13756), (5434, 11946), (5973, 10868), (6292, 10317), (6878, 9438), (6897, 9412), (7059, 9196), (7964, 8151)]