79673750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{4903}}^1$

素因数の和:4938

約数の個数: 40

約数和(自身を含む): 160861008

約数和(自身を除く): 81187258

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 4903, 8125, 9806, 16250, 24515, 49030, 63739, 122575, 127478, 245150, 318695, 612875, 637390, 1225750, 1593475, 3064375, 3186950, 6128750, 7967375, 15934750, 39836875, 79673750]

約数ペア:

[(1, 79673750), (2, 39836875), (5, 15934750), (10, 7967375), (13, 6128750), (25, 3186950), (26, 3064375), (50, 1593475), (65, 1225750), (125, 637390), (130, 612875), (250, 318695), (325, 245150), (625, 127478), (650, 122575), (1250, 63739), (1625, 49030), (3250, 24515), (4903, 16250), (8125, 9806)]