157722680

素因数分解:

$2^3\times 5^1\times {\mathrm{1553}}^1\times {\mathrm{2539}}^1$

素因数の和:4103

約数の個数: 32

約数和(自身を含む): 355244400

約数和(自身を除く): 197521720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1553, 2539, 3106, 5078, 6212, 7765, 10156, 12424, 12695, 15530, 20312, 25390, 31060, 50780, 62120, 101560, 3943067, 7886134, 15772268, 19715335, 31544536, 39430670, 78861340, 157722680]

約数ペア:

[(1, 157722680), (2, 78861340), (4, 39430670), (5, 31544536), (8, 19715335), (10, 15772268), (20, 7886134), (40, 3943067), (1553, 101560), (2539, 62120), (3106, 50780), (5078, 31060), (6212, 25390), (7765, 20312), (10156, 15530), (12424, 12695)]