64801984

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1097}}^1$

素因数の和:1193

約数の個数: 56

約数和(自身を含む): 140561568

約数和(自身を除く): 75759584

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 71, 104, 142, 208, 284, 416, 568, 832, 923, 1097, 1136, 1846, 2194, 2272, 3692, 4388, 4544, 7384, 8776, 14261, 14768, 17552, 28522, 29536, 35104, 57044, 59072, 70208, 77887, 114088, 155774, 228176, 311548, 456352, 623096, 912704, 1012531, 1246192, 2025062, 2492384, 4050124, 4984768, 8100248, 16200496, 32400992, 64801984]

約数ペア:

[(1, 64801984), (2, 32400992), (4, 16200496), (8, 8100248), (13, 4984768), (16, 4050124), (26, 2492384), (32, 2025062), (52, 1246192), (64, 1012531), (71, 912704), (104, 623096), (142, 456352), (208, 311548), (284, 228176), (416, 155774), (568, 114088), (832, 77887), (923, 70208), (1097, 59072), (1136, 57044), (1846, 35104), (2194, 29536), (2272, 28522), (3692, 17552), (4388, 14768), (4544, 14261), (7384, 8776)]