73951900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 189987840

約数和(自身を除く): 116035940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 37, 44, 46, 50, 55, 74, 79, 92, 100, 110, 115, 148, 158, 185, 220, 230, 253, 275, 316, 370, 395, 407, 460, 506, 550, 575, 740, 790, 814, 851, 869, 925, 1012, 1100, 1150, 1265, 1580, 1628, 1702, 1738, 1817, 1850, 1975, 2035, 2300, 2530, 2923, 3404, 3476, 3634, 3700, 3950, 4070, 4255, 4345, 5060, 5846, 6325, 7268, 7900, 8140, 8510, 8690, 9085, 9361, 10175, 11692, 12650, 14615, 17020, 17380, 18170, 18722, 19987, 20350, 21275, 21725, 25300, 29230, 32153, 36340, 37444, 39974, 40700, 42550, 43450, 45425, 46805, 58460, 64306, 67229, 73075, 79948, 85100, 86900, 90850, 93610, 99935, 128612, 134458, 146150, 160765, 181700, 187220, 199870, 234025, 268916, 292300, 321530, 336145, 399740, 468050, 499675, 643060, 672290, 739519, 803825, 936100, 999350, 1344580, 1479038, 1607650, 1680725, 1998700, 2958076, 3215300, 3361450, 3697595, 6722900, 7395190, 14790380, 18487975, 36975950, 73951900]

約数ペア:

[(1, 73951900), (2, 36975950), (4, 18487975), (5, 14790380), (10, 7395190), (11, 6722900), (20, 3697595), (22, 3361450), (23, 3215300), (25, 2958076), (37, 1998700), (44, 1680725), (46, 1607650), (50, 1479038), (55, 1344580), (74, 999350), (79, 936100), (92, 803825), (100, 739519), (110, 672290), (115, 643060), (148, 499675), (158, 468050), (185, 399740), (220, 336145), (230, 321530), (253, 292300), (275, 268916), (316, 234025), (370, 199870), (395, 187220), (407, 181700), (460, 160765), (506, 146150), (550, 134458), (575, 128612), (740, 99935), (790, 93610), (814, 90850), (851, 86900), (869, 85100), (925, 79948), (1012, 73075), (1100, 67229), (1150, 64306), (1265, 58460), (1580, 46805), (1628, 45425), (1702, 43450), (1738, 42550), (1817, 40700), (1850, 39974), (1975, 37444), (2035, 36340), (2300, 32153), (2530, 29230), (2923, 25300), (3404, 21725), (3476, 21275), (3634, 20350), (3700, 19987), (3950, 18722), (4070, 18170), (4255, 17380), (4345, 17020), (5060, 14615), (5846, 12650), (6325, 11692), (7268, 10175), (7900, 9361), (8140, 9085), (8510, 8690)]