72517928

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1129}}^1$

素因数の和:1210

約数の個数: 64

約数和(自身を含む): 164889600

約数和(自身を除く): 92371672

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 37, 56, 62, 74, 124, 148, 217, 248, 259, 296, 434, 518, 868, 1036, 1129, 1147, 1736, 2072, 2258, 2294, 4516, 4588, 7903, 8029, 9032, 9176, 15806, 16058, 31612, 32116, 34999, 41773, 63224, 64232, 69998, 83546, 139996, 167092, 244993, 279992, 292411, 334184, 489986, 584822, 979972, 1169644, 1294963, 1959944, 2339288, 2589926, 5179852, 9064741, 10359704, 18129482, 36258964, 72517928]

約数ペア:

[(1, 72517928), (2, 36258964), (4, 18129482), (7, 10359704), (8, 9064741), (14, 5179852), (28, 2589926), (31, 2339288), (37, 1959944), (56, 1294963), (62, 1169644), (74, 979972), (124, 584822), (148, 489986), (217, 334184), (248, 292411), (259, 279992), (296, 244993), (434, 167092), (518, 139996), (868, 83546), (1036, 69998), (1129, 64232), (1147, 63224), (1736, 41773), (2072, 34999), (2258, 32116), (2294, 31612), (4516, 16058), (4588, 15806), (7903, 9176), (8029, 9032)]