25240960

素因数分解:

$2^7\times 5^1\times {\mathrm{39439}}^1$

素因数の和:39458

約数の個数: 32

約数和(自身を含む): 60343200

約数和(自身を除く): 35102240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 39439, 78878, 157756, 197195, 315512, 394390, 631024, 788780, 1262048, 1577560, 2524096, 3155120, 5048192, 6310240, 12620480, 25240960]

約数ペア:

[(1, 25240960), (2, 12620480), (4, 6310240), (5, 5048192), (8, 3155120), (10, 2524096), (16, 1577560), (20, 1262048), (32, 788780), (40, 631024), (64, 394390), (80, 315512), (128, 197195), (160, 157756), (320, 78878), (640, 39439)]