25707008

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:137

約数の個数: 80

約数和(自身を含む): 55978560

約数和(自身を除く): 30271552

約数列:

[1, 2, 4, 8, 16, 23, 32, 37, 46, 59, 64, 74, 92, 118, 128, 148, 184, 236, 256, 296, 368, 472, 512, 592, 736, 851, 944, 1184, 1357, 1472, 1702, 1888, 2183, 2368, 2714, 2944, 3404, 3776, 4366, 4736, 5428, 5888, 6808, 7552, 8732, 9472, 10856, 11776, 13616, 15104, 17464, 18944, 21712, 27232, 30208, 34928, 43424, 50209, 54464, 69856, 86848, 100418, 108928, 139712, 173696, 200836, 217856, 279424, 347392, 401672, 435712, 558848, 694784, 803344, 1117696, 1606688, 3213376, 6426752, 12853504, 25707008]

約数ペア:

[(1, 25707008), (2, 12853504), (4, 6426752), (8, 3213376), (16, 1606688), (23, 1117696), (32, 803344), (37, 694784), (46, 558848), (59, 435712), (64, 401672), (74, 347392), (92, 279424), (118, 217856), (128, 200836), (148, 173696), (184, 139712), (236, 108928), (256, 100418), (296, 86848), (368, 69856), (472, 54464), (512, 50209), (592, 43424), (736, 34928), (851, 30208), (944, 27232), (1184, 21712), (1357, 18944), (1472, 17464), (1702, 15104), (1888, 13616), (2183, 11776), (2368, 10856), (2714, 9472), (2944, 8732), (3404, 7552), (3776, 6808), (4366, 5888), (4736, 5428)]