18540463415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:429

約数の個数: 96

約数和(自身を含む): 26053042176

約数和(自身を除く): 7512578761

約数列:

[1, 5, 17, 23, 31, 47, 85, 115, 155, 235, 283, 391, 527, 529, 713, 799, 1081, 1415, 1457, 1955, 2635, 2645, 3565, 3995, 4811, 5405, 6509, 7285, 8773, 8993, 12121, 13301, 16399, 18377, 24055, 24769, 24863, 32545, 33511, 43865, 44965, 60605, 66505, 81995, 91885, 110653, 123845, 124315, 149141, 149707, 167555, 201779, 226117, 278783, 305923, 412331, 422671, 553265, 569687, 745705, 748535, 770753, 1008895, 1130585, 1393915, 1529615, 2061655, 2113355, 2545019, 2848435, 3430243, 3853765, 4640917, 5200691, 7009627, 7036229, 9483613, 12725095, 13102801, 17151215, 23204585, 26003455, 35048135, 35181145, 47418065, 65514005, 78895589, 119615893, 161221421, 218123099, 394477945, 598079465, 806107105, 1090615495, 3708092683, 18540463415]

約数ペア:

[(1, 18540463415), (5, 3708092683), (17, 1090615495), (23, 806107105), (31, 598079465), (47, 394477945), (85, 218123099), (115, 161221421), (155, 119615893), (235, 78895589), (283, 65514005), (391, 47418065), (527, 35181145), (529, 35048135), (713, 26003455), (799, 23204585), (1081, 17151215), (1415, 13102801), (1457, 12725095), (1955, 9483613), (2635, 7036229), (2645, 7009627), (3565, 5200691), (3995, 4640917), (4811, 3853765), (5405, 3430243), (6509, 2848435), (7285, 2545019), (8773, 2113355), (8993, 2061655), (12121, 1529615), (13301, 1393915), (16399, 1130585), (18377, 1008895), (24055, 770753), (24769, 748535), (24863, 745705), (32545, 569687), (33511, 553265), (43865, 422671), (44965, 412331), (60605, 305923), (66505, 278783), (81995, 226117), (91885, 201779), (110653, 167555), (123845, 149707), (124315, 149141)]