53423720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 141772680

約数和(自身を除く): 88348960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 97, 98, 140, 194, 196, 245, 280, 281, 388, 392, 485, 490, 562, 679, 776, 970, 980, 1124, 1358, 1405, 1940, 1960, 1967, 2248, 2716, 2810, 3395, 3880, 3934, 4753, 5432, 5620, 6790, 7868, 9506, 9835, 11240, 13580, 13769, 15736, 19012, 19670, 23765, 27160, 27257, 27538, 38024, 39340, 47530, 54514, 55076, 68845, 78680, 95060, 109028, 110152, 136285, 137690, 190120, 190799, 218056, 272570, 275380, 381598, 545140, 550760, 763196, 953995, 1090280, 1335593, 1526392, 1907990, 2671186, 3815980, 5342372, 6677965, 7631960, 10684744, 13355930, 26711860, 53423720]

約数ペア:

[(1, 53423720), (2, 26711860), (4, 13355930), (5, 10684744), (7, 7631960), (8, 6677965), (10, 5342372), (14, 3815980), (20, 2671186), (28, 1907990), (35, 1526392), (40, 1335593), (49, 1090280), (56, 953995), (70, 763196), (97, 550760), (98, 545140), (140, 381598), (194, 275380), (196, 272570), (245, 218056), (280, 190799), (281, 190120), (388, 137690), (392, 136285), (485, 110152), (490, 109028), (562, 95060), (679, 78680), (776, 68845), (970, 55076), (980, 54514), (1124, 47530), (1358, 39340), (1405, 38024), (1940, 27538), (1960, 27257), (1967, 27160), (2248, 23765), (2716, 19670), (2810, 19012), (3395, 15736), (3880, 13769), (3934, 13580), (4753, 11240), (5432, 9835), (5620, 9506), (6790, 7868)]