156919400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71327}}^1$

素因数の和:71354

約数の個数: 48

約数和(自身を含む): 398010240

約数和(自身を除く): 241090840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 71327, 142654, 285308, 356635, 570616, 713270, 784597, 1426540, 1569194, 1783175, 2853080, 3138388, 3566350, 3922985, 6276776, 7132700, 7845970, 14265400, 15691940, 19614925, 31383880, 39229850, 78459700, 156919400]

約数ペア:

[(1, 156919400), (2, 78459700), (4, 39229850), (5, 31383880), (8, 19614925), (10, 15691940), (11, 14265400), (20, 7845970), (22, 7132700), (25, 6276776), (40, 3922985), (44, 3566350), (50, 3138388), (55, 2853080), (88, 1783175), (100, 1569194), (110, 1426540), (200, 784597), (220, 713270), (275, 570616), (440, 356635), (550, 285308), (1100, 142654), (2200, 71327)]