1623245840

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{1231}}^1$

素因数の和:1608

約数の個数: 80

約数和(自身を含む): 3860752896

約数和(自身を除く): 2237507056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 311, 424, 530, 622, 848, 1060, 1231, 1244, 1555, 2120, 2462, 2488, 3110, 4240, 4924, 4976, 6155, 6220, 9848, 12310, 12440, 16483, 19696, 24620, 24880, 32966, 49240, 65243, 65932, 82415, 98480, 130486, 131864, 164830, 260972, 263728, 326215, 329660, 382841, 521944, 652430, 659320, 765682, 1043888, 1304860, 1318640, 1531364, 1914205, 2609720, 3062728, 3828410, 5219440, 6125456, 7656820, 15313640, 20290573, 30627280, 40581146, 81162292, 101452865, 162324584, 202905730, 324649168, 405811460, 811622920, 1623245840]

約数ペア:

[(1, 1623245840), (2, 811622920), (4, 405811460), (5, 324649168), (8, 202905730), (10, 162324584), (16, 101452865), (20, 81162292), (40, 40581146), (53, 30627280), (80, 20290573), (106, 15313640), (212, 7656820), (265, 6125456), (311, 5219440), (424, 3828410), (530, 3062728), (622, 2609720), (848, 1914205), (1060, 1531364), (1231, 1318640), (1244, 1304860), (1555, 1043888), (2120, 765682), (2462, 659320), (2488, 652430), (3110, 521944), (4240, 382841), (4924, 329660), (4976, 326215), (6155, 263728), (6220, 260972), (9848, 164830), (12310, 131864), (12440, 130486), (16483, 98480), (19696, 82415), (24620, 65932), (24880, 65243), (32966, 49240)]