47758750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{2939}}^1$

素因数の和:2974

約数の個数: 40

約数和(自身を含む): 96437880

約数和(自身を除く): 48679130

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 2939, 3250, 5878, 8125, 14695, 16250, 29390, 38207, 73475, 76414, 146950, 191035, 367375, 382070, 734750, 955175, 1836875, 1910350, 3673750, 4775875, 9551750, 23879375, 47758750]

約数ペア:

[(1, 47758750), (2, 23879375), (5, 9551750), (10, 4775875), (13, 3673750), (25, 1910350), (26, 1836875), (50, 955175), (65, 734750), (125, 382070), (130, 367375), (250, 191035), (325, 146950), (625, 76414), (650, 73475), (1250, 38207), (1625, 29390), (2939, 16250), (3250, 14695), (5878, 8125)]