49490480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2069}}^1$

素因数の和:2118

約数の個数: 80

約数和(自身を含む): 129366720

約数和(自身を除く): 79876240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2069, 2392, 2990, 4138, 4784, 5980, 8276, 10345, 11960, 16552, 20690, 23920, 26897, 33104, 41380, 47587, 53794, 82760, 95174, 107588, 134485, 165520, 190348, 215176, 237935, 268970, 380696, 430352, 475870, 537940, 618631, 761392, 951740, 1075880, 1237262, 1903480, 2151760, 2474524, 3093155, 3806960, 4949048, 6186310, 9898096, 12372620, 24745240, 49490480]

約数ペア:

[(1, 49490480), (2, 24745240), (4, 12372620), (5, 9898096), (8, 6186310), (10, 4949048), (13, 3806960), (16, 3093155), (20, 2474524), (23, 2151760), (26, 1903480), (40, 1237262), (46, 1075880), (52, 951740), (65, 761392), (80, 618631), (92, 537940), (104, 475870), (115, 430352), (130, 380696), (184, 268970), (208, 237935), (230, 215176), (260, 190348), (299, 165520), (368, 134485), (460, 107588), (520, 95174), (598, 82760), (920, 53794), (1040, 47587), (1196, 41380), (1495, 33104), (1840, 26897), (2069, 23920), (2392, 20690), (2990, 16552), (4138, 11960), (4784, 10345), (5980, 8276)]