165390592

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{919}}^1$

素因数の和:991

約数の個数: 72

約数和(自身を含む): 357291200

約数和(自身を除く): 191900608

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 128, 148, 152, 256, 296, 304, 592, 608, 703, 919, 1184, 1216, 1406, 1838, 2368, 2432, 2812, 3676, 4736, 4864, 5624, 7352, 9472, 11248, 14704, 17461, 22496, 29408, 34003, 34922, 44992, 58816, 68006, 69844, 89984, 117632, 136012, 139688, 179968, 235264, 272024, 279376, 544048, 558752, 646057, 1088096, 1117504, 1292114, 2176192, 2235008, 2584228, 4352384, 4470016, 5168456, 8704768, 10336912, 20673824, 41347648, 82695296, 165390592]

約数ペア:

[(1, 165390592), (2, 82695296), (4, 41347648), (8, 20673824), (16, 10336912), (19, 8704768), (32, 5168456), (37, 4470016), (38, 4352384), (64, 2584228), (74, 2235008), (76, 2176192), (128, 1292114), (148, 1117504), (152, 1088096), (256, 646057), (296, 558752), (304, 544048), (592, 279376), (608, 272024), (703, 235264), (919, 179968), (1184, 139688), (1216, 136012), (1406, 117632), (1838, 89984), (2368, 69844), (2432, 68006), (2812, 58816), (3676, 44992), (4736, 34922), (4864, 34003), (5624, 29408), (7352, 22496), (9472, 17461), (11248, 14704)]