77636715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 140507136

約数和(自身を除く): 62870421

約数列:

[1, 3, 5, 13, 15, 39, 43, 47, 65, 129, 141, 195, 197, 215, 235, 559, 591, 611, 645, 705, 985, 1677, 1833, 2021, 2561, 2795, 2955, 3055, 6063, 7683, 8385, 8471, 9165, 9259, 10105, 12805, 25413, 26273, 27777, 30315, 38415, 42355, 46295, 78819, 110123, 120367, 127065, 131365, 138885, 330369, 361101, 394095, 398137, 550615, 601835, 1194411, 1651845, 1805505, 1990685, 5175781, 5972055, 15527343, 25878905, 77636715]

約数ペア:

[(1, 77636715), (3, 25878905), (5, 15527343), (13, 5972055), (15, 5175781), (39, 1990685), (43, 1805505), (47, 1651845), (65, 1194411), (129, 601835), (141, 550615), (195, 398137), (197, 394095), (215, 361101), (235, 330369), (559, 138885), (591, 131365), (611, 127065), (645, 120367), (705, 110123), (985, 78819), (1677, 46295), (1833, 42355), (2021, 38415), (2561, 30315), (2795, 27777), (2955, 26273), (3055, 25413), (6063, 12805), (7683, 10105), (8385, 9259), (8471, 9165)]