87209920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{38933}}^1$

素因数の和:38957

約数の個数: 56

約数和(自身を含む): 237341664

約数和(自身を除く): 150131744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 38933, 77866, 155732, 194665, 272531, 311464, 389330, 545062, 622928, 778660, 1090124, 1245856, 1362655, 1557320, 2180248, 2491712, 2725310, 3114640, 4360496, 5450620, 6229280, 8720992, 10901240, 12458560, 17441984, 21802480, 43604960, 87209920]

約数ペア:

[(1, 87209920), (2, 43604960), (4, 21802480), (5, 17441984), (7, 12458560), (8, 10901240), (10, 8720992), (14, 6229280), (16, 5450620), (20, 4360496), (28, 3114640), (32, 2725310), (35, 2491712), (40, 2180248), (56, 1557320), (64, 1362655), (70, 1245856), (80, 1090124), (112, 778660), (140, 622928), (160, 545062), (224, 389330), (280, 311464), (320, 272531), (448, 194665), (560, 155732), (1120, 77866), (2240, 38933)]