40881152

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:153

約数の個数: 88

約数和(自身を含む): 91476336

約数和(自身を除く): 50595184

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 83, 104, 128, 148, 166, 208, 256, 296, 332, 416, 481, 512, 592, 664, 832, 962, 1024, 1079, 1184, 1328, 1664, 1924, 2158, 2368, 2656, 3071, 3328, 3848, 4316, 4736, 5312, 6142, 6656, 7696, 8632, 9472, 10624, 12284, 13312, 15392, 17264, 18944, 21248, 24568, 30784, 34528, 37888, 39923, 42496, 49136, 61568, 69056, 79846, 84992, 98272, 123136, 138112, 159692, 196544, 246272, 276224, 319384, 393088, 492544, 552448, 638768, 786176, 1104896, 1277536, 1572352, 2555072, 3144704, 5110144, 10220288, 20440576, 40881152]

約数ペア:

[(1, 40881152), (2, 20440576), (4, 10220288), (8, 5110144), (13, 3144704), (16, 2555072), (26, 1572352), (32, 1277536), (37, 1104896), (52, 786176), (64, 638768), (74, 552448), (83, 492544), (104, 393088), (128, 319384), (148, 276224), (166, 246272), (208, 196544), (256, 159692), (296, 138112), (332, 123136), (416, 98272), (481, 84992), (512, 79846), (592, 69056), (664, 61568), (832, 49136), (962, 42496), (1024, 39923), (1079, 37888), (1184, 34528), (1328, 30784), (1664, 24568), (1924, 21248), (2158, 18944), (2368, 17264), (2656, 15392), (3071, 13312), (3328, 12284), (3848, 10624), (4316, 9472), (4736, 8632), (5312, 7696), (6142, 6656)]