538945900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4013}}^1$

素因数の和:4123

約数の個数: 72

約数和(自身を含む): 1254294720

約数和(自身を除く): 715348820

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 79, 85, 100, 158, 170, 316, 340, 395, 425, 790, 850, 1343, 1580, 1700, 1975, 2686, 3950, 4013, 5372, 6715, 7900, 8026, 13430, 16052, 20065, 26860, 33575, 40130, 67150, 68221, 80260, 100325, 134300, 136442, 200650, 272884, 317027, 341105, 401300, 634054, 682210, 1268108, 1364420, 1585135, 1705525, 3170270, 3411050, 5389459, 6340540, 6822100, 7925675, 10778918, 15851350, 21557836, 26947295, 31702700, 53894590, 107789180, 134736475, 269472950, 538945900]

約数ペア:

[(1, 538945900), (2, 269472950), (4, 134736475), (5, 107789180), (10, 53894590), (17, 31702700), (20, 26947295), (25, 21557836), (34, 15851350), (50, 10778918), (68, 7925675), (79, 6822100), (85, 6340540), (100, 5389459), (158, 3411050), (170, 3170270), (316, 1705525), (340, 1585135), (395, 1364420), (425, 1268108), (790, 682210), (850, 634054), (1343, 401300), (1580, 341105), (1700, 317027), (1975, 272884), (2686, 200650), (3950, 136442), (4013, 134300), (5372, 100325), (6715, 80260), (7900, 68221), (8026, 67150), (13430, 40130), (16052, 33575), (20065, 26860)]