22018750

素因数分解:

$2^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{271}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 44622144

約数和(自身を除く): 22603394

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 271, 325, 542, 625, 650, 1250, 1355, 1625, 2710, 3125, 3250, 3523, 6250, 6775, 7046, 8125, 13550, 16250, 17615, 33875, 35230, 40625, 67750, 81250, 88075, 169375, 176150, 338750, 440375, 846875, 880750, 1693750, 2201875, 4403750, 11009375, 22018750]

約数ペア:

[(1, 22018750), (2, 11009375), (5, 4403750), (10, 2201875), (13, 1693750), (25, 880750), (26, 846875), (50, 440375), (65, 338750), (125, 176150), (130, 169375), (250, 88075), (271, 81250), (325, 67750), (542, 40625), (625, 35230), (650, 33875), (1250, 17615), (1355, 16250), (1625, 13550), (2710, 8125), (3125, 7046), (3250, 6775), (3523, 6250)]