19077500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{587}}^1$

素因数の和:624

約数の個数: 60

約数和(自身を含む): 45004344

約数和(自身を除く): 25926844

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 587, 625, 650, 1174, 1250, 1300, 1625, 2348, 2500, 2935, 3250, 5870, 6500, 7631, 8125, 11740, 14675, 15262, 16250, 29350, 30524, 32500, 38155, 58700, 73375, 76310, 146750, 152620, 190775, 293500, 366875, 381550, 733750, 763100, 953875, 1467500, 1907750, 3815500, 4769375, 9538750, 19077500]

約数ペア:

[(1, 19077500), (2, 9538750), (4, 4769375), (5, 3815500), (10, 1907750), (13, 1467500), (20, 953875), (25, 763100), (26, 733750), (50, 381550), (52, 366875), (65, 293500), (100, 190775), (125, 152620), (130, 146750), (250, 76310), (260, 73375), (325, 58700), (500, 38155), (587, 32500), (625, 30524), (650, 29350), (1174, 16250), (1250, 15262), (1300, 14675), (1625, 11740), (2348, 8125), (2500, 7631), (2935, 6500), (3250, 5870)]