51238784

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 108528000

約数和(自身を除く): 57289216

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 148, 248, 296, 349, 496, 592, 698, 992, 1147, 1184, 1396, 1984, 2294, 2368, 2792, 3968, 4588, 4736, 5584, 9176, 10819, 11168, 12913, 18352, 21638, 22336, 25826, 36704, 43276, 44672, 51652, 73408, 86552, 103304, 146816, 173104, 206608, 346208, 400303, 413216, 692416, 800606, 826432, 1384832, 1601212, 1652864, 3202424, 6404848, 12809696, 25619392, 51238784]

約数ペア:

[(1, 51238784), (2, 25619392), (4, 12809696), (8, 6404848), (16, 3202424), (31, 1652864), (32, 1601212), (37, 1384832), (62, 826432), (64, 800606), (74, 692416), (124, 413216), (128, 400303), (148, 346208), (248, 206608), (296, 173104), (349, 146816), (496, 103304), (592, 86552), (698, 73408), (992, 51652), (1147, 44672), (1184, 43276), (1396, 36704), (1984, 25826), (2294, 22336), (2368, 21638), (2792, 18352), (3968, 12913), (4588, 11168), (4736, 10819), (5584, 9176)]