128191310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{919}}^1$

素因数の和:1005

約数の個数: 64

約数和(自身を含む): 264297600

約数和(自身を除く): 136106290

約数列:

[1, 2, 5, 10, 13, 26, 29, 37, 58, 65, 74, 130, 145, 185, 290, 370, 377, 481, 754, 919, 962, 1073, 1838, 1885, 2146, 2405, 3770, 4595, 4810, 5365, 9190, 10730, 11947, 13949, 23894, 26651, 27898, 34003, 53302, 59735, 68006, 69745, 119470, 133255, 139490, 170015, 266510, 340030, 346463, 442039, 692926, 884078, 986087, 1732315, 1972174, 2210195, 3464630, 4420390, 4930435, 9860870, 12819131, 25638262, 64095655, 128191310]

約数ペア:

[(1, 128191310), (2, 64095655), (5, 25638262), (10, 12819131), (13, 9860870), (26, 4930435), (29, 4420390), (37, 3464630), (58, 2210195), (65, 1972174), (74, 1732315), (130, 986087), (145, 884078), (185, 692926), (290, 442039), (370, 346463), (377, 340030), (481, 266510), (754, 170015), (919, 139490), (962, 133255), (1073, 119470), (1838, 69745), (1885, 68006), (2146, 59735), (2405, 53302), (3770, 34003), (4595, 27898), (4810, 26651), (5365, 23894), (9190, 13949), (10730, 11947)]