317805280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{152791}}^1$

素因数の和:152819

約数の個数: 48

約数和(自身を含む): 808575264

約数和(自身を除く): 490769984

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 152791, 305582, 611164, 763955, 1222328, 1527910, 1986283, 2444656, 3055820, 3972566, 4889312, 6111640, 7945132, 9931415, 12223280, 15890264, 19862830, 24446560, 31780528, 39725660, 63561056, 79451320, 158902640, 317805280]

約数ペア:

[(1, 317805280), (2, 158902640), (4, 79451320), (5, 63561056), (8, 39725660), (10, 31780528), (13, 24446560), (16, 19862830), (20, 15890264), (26, 12223280), (32, 9931415), (40, 7945132), (52, 6111640), (65, 4889312), (80, 3972566), (104, 3055820), (130, 2444656), (160, 1986283), (208, 1527910), (260, 1222328), (416, 763955), (520, 611164), (1040, 305582), (2080, 152791)]