290628572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2203}}^1$

素因数の和:2322

約数の個数: 48

約数和(自身を含む): 570218880

約数和(自身を除く): 279590308

約数列:

[1, 2, 4, 13, 26, 43, 52, 59, 86, 118, 172, 236, 559, 767, 1118, 1534, 2203, 2236, 2537, 3068, 4406, 5074, 8812, 10148, 28639, 32981, 57278, 65962, 94729, 114556, 129977, 131924, 189458, 259954, 378916, 519908, 1231477, 1689701, 2462954, 3379402, 4925908, 5589011, 6758804, 11178022, 22356044, 72657143, 145314286, 290628572]

約数ペア:

[(1, 290628572), (2, 145314286), (4, 72657143), (13, 22356044), (26, 11178022), (43, 6758804), (52, 5589011), (59, 4925908), (86, 3379402), (118, 2462954), (172, 1689701), (236, 1231477), (559, 519908), (767, 378916), (1118, 259954), (1534, 189458), (2203, 131924), (2236, 129977), (2537, 114556), (3068, 94729), (4406, 65962), (5074, 57278), (8812, 32981), (10148, 28639)]