159568750

素因数分解:

$2^1\times 5^5\times {\mathrm{11}}^2\times {\mathrm{211}}^1$

素因数の和:260

約数の個数: 72

約数和(自身を含む): 330400728

約数和(自身を除く): 170831978

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 125, 211, 242, 250, 275, 422, 550, 605, 625, 1055, 1210, 1250, 1375, 2110, 2321, 2750, 3025, 3125, 4642, 5275, 6050, 6250, 6875, 10550, 11605, 13750, 15125, 23210, 25531, 26375, 30250, 34375, 51062, 52750, 58025, 68750, 75625, 116050, 127655, 131875, 151250, 255310, 263750, 290125, 378125, 580250, 638275, 659375, 756250, 1276550, 1318750, 1450625, 2901250, 3191375, 6382750, 7253125, 14506250, 15956875, 31913750, 79784375, 159568750]

約数ペア:

[(1, 159568750), (2, 79784375), (5, 31913750), (10, 15956875), (11, 14506250), (22, 7253125), (25, 6382750), (50, 3191375), (55, 2901250), (110, 1450625), (121, 1318750), (125, 1276550), (211, 756250), (242, 659375), (250, 638275), (275, 580250), (422, 378125), (550, 290125), (605, 263750), (625, 255310), (1055, 151250), (1210, 131875), (1250, 127655), (1375, 116050), (2110, 75625), (2321, 68750), (2750, 58025), (3025, 52750), (3125, 51062), (4642, 34375), (5275, 30250), (6050, 26375), (6250, 25531), (6875, 23210), (10550, 15125), (11605, 13750)]