64383540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 195592320

約数和(自身を除く): 131208780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 197, 260, 390, 394, 419, 591, 780, 788, 838, 985, 1182, 1257, 1676, 1970, 2095, 2364, 2514, 2561, 2955, 3940, 4190, 5028, 5122, 5447, 5910, 6285, 7683, 8380, 10244, 10894, 11820, 12570, 12805, 15366, 16341, 21788, 25140, 25610, 27235, 30732, 32682, 38415, 51220, 54470, 65364, 76830, 81705, 82543, 108940, 153660, 163410, 165086, 247629, 326820, 330172, 412715, 495258, 825430, 990516, 1073059, 1238145, 1650860, 2146118, 2476290, 3219177, 4292236, 4952580, 5365295, 6438354, 10730590, 12876708, 16095885, 21461180, 32191770, 64383540]

約数ペア:

[(1, 64383540), (2, 32191770), (3, 21461180), (4, 16095885), (5, 12876708), (6, 10730590), (10, 6438354), (12, 5365295), (13, 4952580), (15, 4292236), (20, 3219177), (26, 2476290), (30, 2146118), (39, 1650860), (52, 1238145), (60, 1073059), (65, 990516), (78, 825430), (130, 495258), (156, 412715), (195, 330172), (197, 326820), (260, 247629), (390, 165086), (394, 163410), (419, 153660), (591, 108940), (780, 82543), (788, 81705), (838, 76830), (985, 65364), (1182, 54470), (1257, 51220), (1676, 38415), (1970, 32682), (2095, 30732), (2364, 27235), (2514, 25610), (2561, 25140), (2955, 21788), (3940, 16341), (4190, 15366), (5028, 12805), (5122, 12570), (5447, 11820), (5910, 10894), (6285, 10244), (7683, 8380)]