91898680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{349}}^1$

素因数の和:616

約数の個数: 64

約数和(自身を含む): 215460000

約数和(自身を除く): 123561320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 227, 232, 290, 349, 454, 580, 698, 908, 1135, 1160, 1396, 1745, 1816, 2270, 2792, 3490, 4540, 6583, 6980, 9080, 10121, 13166, 13960, 20242, 26332, 32915, 40484, 50605, 52664, 65830, 79223, 80968, 101210, 131660, 158446, 202420, 263320, 316892, 396115, 404840, 633784, 792230, 1584460, 2297467, 3168920, 4594934, 9189868, 11487335, 18379736, 22974670, 45949340, 91898680]

約数ペア:

[(1, 91898680), (2, 45949340), (4, 22974670), (5, 18379736), (8, 11487335), (10, 9189868), (20, 4594934), (29, 3168920), (40, 2297467), (58, 1584460), (116, 792230), (145, 633784), (227, 404840), (232, 396115), (290, 316892), (349, 263320), (454, 202420), (580, 158446), (698, 131660), (908, 101210), (1135, 80968), (1160, 79223), (1396, 65830), (1745, 52664), (1816, 50605), (2270, 40484), (2792, 32915), (3490, 26332), (4540, 20242), (6583, 13960), (6980, 13166), (9080, 10121)]