80700800

素因数分解:

$2^7\times 5^2\times {\mathrm{25219}}^1$

素因数の和:25243

約数の個数: 48

約数和(自身を含む): 199364100

約数和(自身を除く): 118663300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 25219, 50438, 100876, 126095, 201752, 252190, 403504, 504380, 630475, 807008, 1008760, 1260950, 1614016, 2017520, 2521900, 3228032, 4035040, 5043800, 8070080, 10087600, 16140160, 20175200, 40350400, 80700800]

約数ペア:

[(1, 80700800), (2, 40350400), (4, 20175200), (5, 16140160), (8, 10087600), (10, 8070080), (16, 5043800), (20, 4035040), (25, 3228032), (32, 2521900), (40, 2017520), (50, 1614016), (64, 1260950), (80, 1008760), (100, 807008), (128, 630475), (160, 504380), (200, 403504), (320, 252190), (400, 201752), (640, 126095), (800, 100876), (1600, 50438), (3200, 25219)]