25682940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:456

約数の個数: 96

約数和(自身を含む): 80640000

約数和(自身を除く): 54957060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 199, 239, 270, 398, 478, 540, 597, 717, 796, 956, 995, 1194, 1195, 1434, 1791, 1990, 2151, 2388, 2390, 2868, 2985, 3582, 3585, 3980, 4302, 4780, 5373, 5970, 6453, 7164, 7170, 8604, 8955, 10746, 10755, 11940, 12906, 14340, 17910, 21492, 21510, 25812, 26865, 32265, 35820, 43020, 47561, 53730, 64530, 95122, 107460, 129060, 142683, 190244, 237805, 285366, 428049, 475610, 570732, 713415, 856098, 951220, 1284147, 1426830, 1712196, 2140245, 2568294, 2853660, 4280490, 5136588, 6420735, 8560980, 12841470, 25682940]

約数ペア:

[(1, 25682940), (2, 12841470), (3, 8560980), (4, 6420735), (5, 5136588), (6, 4280490), (9, 2853660), (10, 2568294), (12, 2140245), (15, 1712196), (18, 1426830), (20, 1284147), (27, 951220), (30, 856098), (36, 713415), (45, 570732), (54, 475610), (60, 428049), (90, 285366), (108, 237805), (135, 190244), (180, 142683), (199, 129060), (239, 107460), (270, 95122), (398, 64530), (478, 53730), (540, 47561), (597, 43020), (717, 35820), (796, 32265), (956, 26865), (995, 25812), (1194, 21510), (1195, 21492), (1434, 17910), (1791, 14340), (1990, 12906), (2151, 11940), (2388, 10755), (2390, 10746), (2868, 8955), (2985, 8604), (3582, 7170), (3585, 7164), (3980, 6453), (4302, 5970), (4780, 5373)]