13721500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2111}}^1$

素因数の和:2143

約数の個数: 48

約数和(自身を含む): 32288256

約数和(自身を除く): 18566756

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 2111, 3250, 4222, 6500, 8444, 10555, 21110, 27443, 42220, 52775, 54886, 105550, 109772, 137215, 211100, 263875, 274430, 527750, 548860, 686075, 1055500, 1372150, 2744300, 3430375, 6860750, 13721500]

約数ペア:

[(1, 13721500), (2, 6860750), (4, 3430375), (5, 2744300), (10, 1372150), (13, 1055500), (20, 686075), (25, 548860), (26, 527750), (50, 274430), (52, 263875), (65, 211100), (100, 137215), (125, 109772), (130, 105550), (250, 54886), (260, 52775), (325, 42220), (500, 27443), (650, 21110), (1300, 10555), (1625, 8444), (2111, 6500), (3250, 4222)]