766778350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{881}}^1$

素因数の和:1022

約数の個数: 72

約数和(自身を含む): 1561118832

約数和(自身を除く): 794340482

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 103, 130, 169, 206, 325, 338, 515, 650, 845, 881, 1030, 1339, 1690, 1762, 2575, 2678, 4225, 4405, 5150, 6695, 8450, 8810, 11453, 13390, 17407, 22025, 22906, 33475, 34814, 44050, 57265, 66950, 87035, 90743, 114530, 148889, 174070, 181486, 286325, 297778, 435175, 453715, 572650, 744445, 870350, 907430, 1179659, 1488890, 2268575, 2359318, 3722225, 4537150, 5898295, 7444450, 11796590, 15335567, 29491475, 30671134, 58982950, 76677835, 153355670, 383389175, 766778350]

約数ペア:

[(1, 766778350), (2, 383389175), (5, 153355670), (10, 76677835), (13, 58982950), (25, 30671134), (26, 29491475), (50, 15335567), (65, 11796590), (103, 7444450), (130, 5898295), (169, 4537150), (206, 3722225), (325, 2359318), (338, 2268575), (515, 1488890), (650, 1179659), (845, 907430), (881, 870350), (1030, 744445), (1339, 572650), (1690, 453715), (1762, 435175), (2575, 297778), (2678, 286325), (4225, 181486), (4405, 174070), (5150, 148889), (6695, 114530), (8450, 90743), (8810, 87035), (11453, 66950), (13390, 57265), (17407, 44050), (22025, 34814), (22906, 33475)]