71758180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 173859840

約数和(自身を除く): 102101660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 31, 52, 58, 62, 65, 116, 124, 130, 145, 155, 260, 290, 307, 310, 377, 403, 580, 614, 620, 754, 806, 899, 1228, 1508, 1535, 1612, 1798, 1885, 2015, 3070, 3596, 3770, 3991, 4030, 4495, 6140, 7540, 7982, 8060, 8903, 8990, 9517, 11687, 15964, 17806, 17980, 19034, 19955, 23374, 35612, 38068, 39910, 44515, 46748, 47585, 58435, 79820, 89030, 95170, 115739, 116870, 123721, 178060, 190340, 231478, 233740, 247442, 275993, 462956, 494884, 551986, 578695, 618605, 1103972, 1157390, 1237210, 1379965, 2314780, 2474420, 2759930, 3587909, 5519860, 7175818, 14351636, 17939545, 35879090, 71758180]

約数ペア:

[(1, 71758180), (2, 35879090), (4, 17939545), (5, 14351636), (10, 7175818), (13, 5519860), (20, 3587909), (26, 2759930), (29, 2474420), (31, 2314780), (52, 1379965), (58, 1237210), (62, 1157390), (65, 1103972), (116, 618605), (124, 578695), (130, 551986), (145, 494884), (155, 462956), (260, 275993), (290, 247442), (307, 233740), (310, 231478), (377, 190340), (403, 178060), (580, 123721), (614, 116870), (620, 115739), (754, 95170), (806, 89030), (899, 79820), (1228, 58435), (1508, 47585), (1535, 46748), (1612, 44515), (1798, 39910), (1885, 38068), (2015, 35612), (3070, 23374), (3596, 19955), (3770, 19034), (3991, 17980), (4030, 17806), (4495, 15964), (6140, 11687), (7540, 9517), (7982, 8990), (8060, 8903)]