77373520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4457}}^1$

素因数の和:4508

約数の個数: 80

約数和(自身を含む): 212272128

約数和(自身を除く): 134898608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 4457, 8680, 8914, 17360, 17828, 22285, 31199, 35656, 44570, 62398, 71312, 89140, 124796, 138167, 155995, 178280, 249592, 276334, 311990, 356560, 499184, 552668, 623980, 690835, 967169, 1105336, 1247960, 1381670, 1934338, 2210672, 2495920, 2763340, 3868676, 4835845, 5526680, 7737352, 9671690, 11053360, 15474704, 19343380, 38686760, 77373520]

約数ペア:

[(1, 77373520), (2, 38686760), (4, 19343380), (5, 15474704), (7, 11053360), (8, 9671690), (10, 7737352), (14, 5526680), (16, 4835845), (20, 3868676), (28, 2763340), (31, 2495920), (35, 2210672), (40, 1934338), (56, 1381670), (62, 1247960), (70, 1105336), (80, 967169), (112, 690835), (124, 623980), (140, 552668), (155, 499184), (217, 356560), (248, 311990), (280, 276334), (310, 249592), (434, 178280), (496, 155995), (560, 138167), (620, 124796), (868, 89140), (1085, 71312), (1240, 62398), (1736, 44570), (2170, 35656), (2480, 31199), (3472, 22285), (4340, 17828), (4457, 17360), (8680, 8914)]