51543728

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 60

約数和(自身を含む): 108265392

約数和(自身を除く): 56721664

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 136, 142, 157, 272, 284, 289, 314, 568, 578, 628, 1136, 1156, 1207, 1256, 2312, 2414, 2512, 2669, 4624, 4828, 5338, 9656, 10676, 11147, 19312, 20519, 21352, 22294, 41038, 42704, 44588, 45373, 82076, 89176, 90746, 164152, 178352, 181492, 189499, 328304, 362984, 378998, 725968, 757996, 1515992, 3031984, 3221483, 6442966, 12885932, 25771864, 51543728]

約数ペア:

[(1, 51543728), (2, 25771864), (4, 12885932), (8, 6442966), (16, 3221483), (17, 3031984), (34, 1515992), (68, 757996), (71, 725968), (136, 378998), (142, 362984), (157, 328304), (272, 189499), (284, 181492), (289, 178352), (314, 164152), (568, 90746), (578, 89176), (628, 82076), (1136, 45373), (1156, 44588), (1207, 42704), (1256, 41038), (2312, 22294), (2414, 21352), (2512, 20519), (2669, 19312), (4624, 11147), (4828, 10676), (5338, 9656)]