38664704

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:225

約数の個数: 80

約数和(自身を含む): 85989288

約数和(自身を除く): 47324584

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 157, 208, 256, 296, 314, 416, 481, 512, 592, 628, 832, 962, 1184, 1256, 1664, 1924, 2041, 2368, 2512, 3328, 3848, 4082, 4736, 5024, 5809, 6656, 7696, 8164, 9472, 10048, 11618, 15392, 16328, 18944, 20096, 23236, 30784, 32656, 40192, 46472, 61568, 65312, 75517, 80384, 92944, 123136, 130624, 151034, 185888, 246272, 261248, 302068, 371776, 522496, 604136, 743552, 1044992, 1208272, 1487104, 2416544, 2974208, 4833088, 9666176, 19332352, 38664704]

約数ペア:

[(1, 38664704), (2, 19332352), (4, 9666176), (8, 4833088), (13, 2974208), (16, 2416544), (26, 1487104), (32, 1208272), (37, 1044992), (52, 743552), (64, 604136), (74, 522496), (104, 371776), (128, 302068), (148, 261248), (157, 246272), (208, 185888), (256, 151034), (296, 130624), (314, 123136), (416, 92944), (481, 80384), (512, 75517), (592, 65312), (628, 61568), (832, 46472), (962, 40192), (1184, 32656), (1256, 30784), (1664, 23236), (1924, 20096), (2041, 18944), (2368, 16328), (2512, 15392), (3328, 11618), (3848, 10048), (4082, 9472), (4736, 8164), (5024, 7696), (5809, 6656)]