31099136

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 66225600

約数和(自身を除く): 35126464

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 59, 64, 71, 116, 118, 128, 142, 232, 236, 256, 284, 464, 472, 568, 928, 944, 1136, 1711, 1856, 1888, 2059, 2272, 3422, 3712, 3776, 4118, 4189, 4544, 6844, 7424, 7552, 8236, 8378, 9088, 13688, 15104, 16472, 16756, 18176, 27376, 32944, 33512, 54752, 65888, 67024, 109504, 121481, 131776, 134048, 219008, 242962, 263552, 268096, 438016, 485924, 527104, 536192, 971848, 1072384, 1943696, 3887392, 7774784, 15549568, 31099136]

約数ペア:

[(1, 31099136), (2, 15549568), (4, 7774784), (8, 3887392), (16, 1943696), (29, 1072384), (32, 971848), (58, 536192), (59, 527104), (64, 485924), (71, 438016), (116, 268096), (118, 263552), (128, 242962), (142, 219008), (232, 134048), (236, 131776), (256, 121481), (284, 109504), (464, 67024), (472, 65888), (568, 54752), (928, 33512), (944, 32944), (1136, 27376), (1711, 18176), (1856, 16756), (1888, 16472), (2059, 15104), (2272, 13688), (3422, 9088), (3712, 8378), (3776, 8236), (4118, 7552), (4189, 7424), (4544, 6844)]