88321520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{22531}}^1$

素因数の和:22558

約数の個数: 60

約数和(自身を含む): 238884264

約数和(自身を除く): 150562744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 22531, 45062, 90124, 112655, 157717, 180248, 225310, 315434, 360496, 450620, 630868, 788585, 901240, 1104019, 1261736, 1577170, 1802480, 2208038, 2523472, 3154340, 4416076, 5520095, 6308680, 8832152, 11040190, 12617360, 17664304, 22080380, 44160760, 88321520]

約数ペア:

[(1, 88321520), (2, 44160760), (4, 22080380), (5, 17664304), (7, 12617360), (8, 11040190), (10, 8832152), (14, 6308680), (16, 5520095), (20, 4416076), (28, 3154340), (35, 2523472), (40, 2208038), (49, 1802480), (56, 1577170), (70, 1261736), (80, 1104019), (98, 901240), (112, 788585), (140, 630868), (196, 450620), (245, 360496), (280, 315434), (392, 225310), (490, 180248), (560, 157717), (784, 112655), (980, 90124), (1960, 45062), (3920, 22531)]