261466300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1439}}^1$

素因数の和:1555

約数の個数: 72

約数和(自身を含む): 599961600

約数和(自身を除く): 338495300

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 79, 92, 100, 115, 158, 230, 316, 395, 460, 575, 790, 1150, 1439, 1580, 1817, 1975, 2300, 2878, 3634, 3950, 5756, 7195, 7268, 7900, 9085, 14390, 18170, 28780, 33097, 35975, 36340, 45425, 66194, 71950, 90850, 113681, 132388, 143900, 165485, 181700, 227362, 330970, 454724, 568405, 661940, 827425, 1136810, 1654850, 2273620, 2614663, 2842025, 3309700, 5229326, 5684050, 10458652, 11368100, 13073315, 26146630, 52293260, 65366575, 130733150, 261466300]

約数ペア:

[(1, 261466300), (2, 130733150), (4, 65366575), (5, 52293260), (10, 26146630), (20, 13073315), (23, 11368100), (25, 10458652), (46, 5684050), (50, 5229326), (79, 3309700), (92, 2842025), (100, 2614663), (115, 2273620), (158, 1654850), (230, 1136810), (316, 827425), (395, 661940), (460, 568405), (575, 454724), (790, 330970), (1150, 227362), (1439, 181700), (1580, 165485), (1817, 143900), (1975, 132388), (2300, 113681), (2878, 90850), (3634, 71950), (3950, 66194), (5756, 45425), (7195, 36340), (7268, 35975), (7900, 33097), (9085, 28780), (14390, 18170)]