77975872

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:228

約数の個数: 112

約数和(自身を含む): 182422800

約数和(自身を除く): 104446928

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 37, 52, 64, 68, 74, 104, 136, 148, 149, 208, 221, 272, 296, 298, 416, 442, 481, 544, 592, 596, 629, 832, 884, 962, 1088, 1184, 1192, 1258, 1768, 1924, 1937, 2368, 2384, 2516, 2533, 3536, 3848, 3874, 4768, 5032, 5066, 5513, 7072, 7696, 7748, 8177, 9536, 10064, 10132, 11026, 14144, 15392, 15496, 16354, 20128, 20264, 22052, 30784, 30992, 32708, 32929, 40256, 40528, 44104, 61984, 65416, 65858, 71669, 81056, 88208, 93721, 123968, 130832, 131716, 143338, 162112, 176416, 187442, 261664, 263432, 286676, 352832, 374884, 523328, 526864, 573352, 749768, 1053728, 1146704, 1218373, 1499536, 2107456, 2293408, 2436746, 2999072, 4586816, 4873492, 5998144, 9746984, 19493968, 38987936, 77975872]

約数ペア:

[(1, 77975872), (2, 38987936), (4, 19493968), (8, 9746984), (13, 5998144), (16, 4873492), (17, 4586816), (26, 2999072), (32, 2436746), (34, 2293408), (37, 2107456), (52, 1499536), (64, 1218373), (68, 1146704), (74, 1053728), (104, 749768), (136, 573352), (148, 526864), (149, 523328), (208, 374884), (221, 352832), (272, 286676), (296, 263432), (298, 261664), (416, 187442), (442, 176416), (481, 162112), (544, 143338), (592, 131716), (596, 130832), (629, 123968), (832, 93721), (884, 88208), (962, 81056), (1088, 71669), (1184, 65858), (1192, 65416), (1258, 61984), (1768, 44104), (1924, 40528), (1937, 40256), (2368, 32929), (2384, 32708), (2516, 30992), (2533, 30784), (3536, 22052), (3848, 20264), (3874, 20128), (4768, 16354), (5032, 15496), (5066, 15392), (5513, 14144), (7072, 11026), (7696, 10132), (7748, 10064), (8177, 9536)]