66551530

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 130014720

約数和(自身を除く): 63463190

約数列:

[1, 2, 5, 10, 37, 43, 47, 74, 86, 89, 94, 178, 185, 215, 235, 370, 430, 445, 470, 890, 1591, 1739, 2021, 3182, 3293, 3478, 3827, 4042, 4183, 6586, 7654, 7955, 8366, 8695, 10105, 15910, 16465, 17390, 19135, 20210, 20915, 32930, 38270, 41830, 74777, 141599, 149554, 154771, 179869, 283198, 309542, 359738, 373885, 707995, 747770, 773855, 899345, 1415990, 1547710, 1798690, 6655153, 13310306, 33275765, 66551530]

約数ペア:

[(1, 66551530), (2, 33275765), (5, 13310306), (10, 6655153), (37, 1798690), (43, 1547710), (47, 1415990), (74, 899345), (86, 773855), (89, 747770), (94, 707995), (178, 373885), (185, 359738), (215, 309542), (235, 283198), (370, 179869), (430, 154771), (445, 149554), (470, 141599), (890, 74777), (1591, 41830), (1739, 38270), (2021, 32930), (3182, 20915), (3293, 20210), (3478, 19135), (3827, 17390), (4042, 16465), (4183, 15910), (6586, 10105), (7654, 8695), (7955, 8366)]