81621408

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2089}}^1$

素因数の和:2150

約数の個数: 96

約数和(自身を含む): 240166080

約数和(自身を除く): 158544672

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 37, 44, 48, 66, 74, 88, 96, 111, 132, 148, 176, 222, 264, 296, 352, 407, 444, 528, 592, 814, 888, 1056, 1184, 1221, 1628, 1776, 2089, 2442, 3256, 3552, 4178, 4884, 6267, 6512, 8356, 9768, 12534, 13024, 16712, 19536, 22979, 25068, 33424, 39072, 45958, 50136, 66848, 68937, 77293, 91916, 100272, 137874, 154586, 183832, 200544, 231879, 275748, 309172, 367664, 463758, 551496, 618344, 735328, 850223, 927516, 1102992, 1236688, 1700446, 1855032, 2205984, 2473376, 2550669, 3400892, 3710064, 5101338, 6801784, 7420128, 10202676, 13603568, 20405352, 27207136, 40810704, 81621408]

約数ペア:

[(1, 81621408), (2, 40810704), (3, 27207136), (4, 20405352), (6, 13603568), (8, 10202676), (11, 7420128), (12, 6801784), (16, 5101338), (22, 3710064), (24, 3400892), (32, 2550669), (33, 2473376), (37, 2205984), (44, 1855032), (48, 1700446), (66, 1236688), (74, 1102992), (88, 927516), (96, 850223), (111, 735328), (132, 618344), (148, 551496), (176, 463758), (222, 367664), (264, 309172), (296, 275748), (352, 231879), (407, 200544), (444, 183832), (528, 154586), (592, 137874), (814, 100272), (888, 91916), (1056, 77293), (1184, 68937), (1221, 66848), (1628, 50136), (1776, 45958), (2089, 39072), (2442, 33424), (3256, 25068), (3552, 22979), (4178, 19536), (4884, 16712), (6267, 13024), (6512, 12534), (8356, 9768)]