71293628

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 151396560

約数和(自身を除く): 80102932

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 67, 89, 98, 122, 134, 178, 196, 244, 268, 356, 427, 469, 623, 854, 938, 1246, 1708, 1876, 2492, 2989, 3283, 4087, 4361, 5429, 5963, 5978, 6566, 8174, 8722, 10858, 11926, 11956, 13132, 16348, 17444, 21716, 23852, 28609, 38003, 41741, 57218, 76006, 83482, 114436, 152012, 166964, 200263, 266021, 292187, 363743, 400526, 532042, 584374, 727486, 801052, 1064084, 1168748, 1454972, 2546201, 5092402, 10184804, 17823407, 35646814, 71293628]

約数ペア:

[(1, 71293628), (2, 35646814), (4, 17823407), (7, 10184804), (14, 5092402), (28, 2546201), (49, 1454972), (61, 1168748), (67, 1064084), (89, 801052), (98, 727486), (122, 584374), (134, 532042), (178, 400526), (196, 363743), (244, 292187), (268, 266021), (356, 200263), (427, 166964), (469, 152012), (623, 114436), (854, 83482), (938, 76006), (1246, 57218), (1708, 41741), (1876, 38003), (2492, 28609), (2989, 23852), (3283, 21716), (4087, 17444), (4361, 16348), (5429, 13132), (5963, 11956), (5978, 11926), (6566, 10858), (8174, 8722)]