165343840

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 402554880

約数和(自身を除く): 237211040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 103, 127, 158, 160, 206, 254, 316, 395, 412, 508, 515, 632, 635, 790, 824, 1016, 1030, 1264, 1270, 1580, 1648, 2032, 2060, 2528, 2540, 3160, 3296, 4064, 4120, 5080, 6320, 8137, 8240, 10033, 10160, 12640, 13081, 16274, 16480, 20066, 20320, 26162, 32548, 40132, 40685, 50165, 52324, 65096, 65405, 80264, 81370, 100330, 104648, 130192, 130810, 160528, 162740, 200660, 209296, 260384, 261620, 321056, 325480, 401320, 418592, 523240, 650960, 802640, 1033399, 1046480, 1301920, 1605280, 2066798, 2092960, 4133596, 5166995, 8267192, 10333990, 16534384, 20667980, 33068768, 41335960, 82671920, 165343840]

約数ペア:

[(1, 165343840), (2, 82671920), (4, 41335960), (5, 33068768), (8, 20667980), (10, 16534384), (16, 10333990), (20, 8267192), (32, 5166995), (40, 4133596), (79, 2092960), (80, 2066798), (103, 1605280), (127, 1301920), (158, 1046480), (160, 1033399), (206, 802640), (254, 650960), (316, 523240), (395, 418592), (412, 401320), (508, 325480), (515, 321056), (632, 261620), (635, 260384), (790, 209296), (824, 200660), (1016, 162740), (1030, 160528), (1264, 130810), (1270, 130192), (1580, 104648), (1648, 100330), (2032, 81370), (2060, 80264), (2528, 65405), (2540, 65096), (3160, 52324), (3296, 50165), (4064, 40685), (4120, 40132), (5080, 32548), (6320, 26162), (8137, 20320), (8240, 20066), (10033, 16480), (10160, 16274), (12640, 13081)]