79451320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{152791}}^1$

素因数の和:152815

約数の個数: 32

約数和(自身を含む): 192517920

約数和(自身を除く): 113066600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 152791, 305582, 611164, 763955, 1222328, 1527910, 1986283, 3055820, 3972566, 6111640, 7945132, 9931415, 15890264, 19862830, 39725660, 79451320]

約数ペア:

[(1, 79451320), (2, 39725660), (4, 19862830), (5, 15890264), (8, 9931415), (10, 7945132), (13, 6111640), (20, 3972566), (26, 3055820), (40, 1986283), (52, 1527910), (65, 1222328), (104, 763955), (130, 611164), (260, 305582), (520, 152791)]