65405560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{281}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 168421680

約数和(自身を除く): 103016120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 281, 440, 460, 506, 529, 562, 920, 1012, 1058, 1124, 1265, 1405, 2024, 2116, 2248, 2530, 2645, 2810, 3091, 4232, 5060, 5290, 5620, 5819, 6182, 6463, 10120, 10580, 11240, 11638, 12364, 12926, 15455, 21160, 23276, 24728, 25852, 29095, 30910, 32315, 46552, 51704, 58190, 61820, 64630, 71093, 116380, 123640, 129260, 142186, 148649, 232760, 258520, 284372, 297298, 355465, 568744, 594596, 710930, 743245, 1189192, 1421860, 1486490, 1635139, 2843720, 2972980, 3270278, 5945960, 6540556, 8175695, 13081112, 16351390, 32702780, 65405560]

約数ペア:

[(1, 65405560), (2, 32702780), (4, 16351390), (5, 13081112), (8, 8175695), (10, 6540556), (11, 5945960), (20, 3270278), (22, 2972980), (23, 2843720), (40, 1635139), (44, 1486490), (46, 1421860), (55, 1189192), (88, 743245), (92, 710930), (110, 594596), (115, 568744), (184, 355465), (220, 297298), (230, 284372), (253, 258520), (281, 232760), (440, 148649), (460, 142186), (506, 129260), (529, 123640), (562, 116380), (920, 71093), (1012, 64630), (1058, 61820), (1124, 58190), (1265, 51704), (1405, 46552), (2024, 32315), (2116, 30910), (2248, 29095), (2530, 25852), (2645, 24728), (2810, 23276), (3091, 21160), (4232, 15455), (5060, 12926), (5290, 12364), (5620, 11638), (5819, 11240), (6182, 10580), (6463, 10120)]