25363120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:230

約数の個数: 80

約数和(自身を含む): 61772832

約数和(自身を除く): 36409712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 73, 80, 86, 101, 146, 172, 202, 215, 292, 344, 365, 404, 430, 505, 584, 688, 730, 808, 860, 1010, 1168, 1460, 1616, 1720, 2020, 2920, 3139, 3440, 4040, 4343, 5840, 6278, 7373, 8080, 8686, 12556, 14746, 15695, 17372, 21715, 25112, 29492, 31390, 34744, 36865, 43430, 50224, 58984, 62780, 69488, 73730, 86860, 117968, 125560, 147460, 173720, 251120, 294920, 317039, 347440, 589840, 634078, 1268156, 1585195, 2536312, 3170390, 5072624, 6340780, 12681560, 25363120]

約数ペア:

[(1, 25363120), (2, 12681560), (4, 6340780), (5, 5072624), (8, 3170390), (10, 2536312), (16, 1585195), (20, 1268156), (40, 634078), (43, 589840), (73, 347440), (80, 317039), (86, 294920), (101, 251120), (146, 173720), (172, 147460), (202, 125560), (215, 117968), (292, 86860), (344, 73730), (365, 69488), (404, 62780), (430, 58984), (505, 50224), (584, 43430), (688, 36865), (730, 34744), (808, 31390), (860, 29492), (1010, 25112), (1168, 21715), (1460, 17372), (1616, 15695), (1720, 14746), (2020, 12556), (2920, 8686), (3139, 8080), (3440, 7373), (4040, 6278), (4343, 5840)]