7139635180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{13879}}^1$

素因数の和:14011

約数の個数: 72

約数和(自身を含む): 16107184800

約数和(自身を除く): 8967549620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 289, 340, 356, 445, 578, 890, 1156, 1445, 1513, 1780, 2890, 3026, 5780, 6052, 7565, 13879, 15130, 25721, 27758, 30260, 51442, 55516, 69395, 102884, 128605, 138790, 235943, 257210, 277580, 471886, 514420, 943772, 1179715, 1235231, 2359430, 2470462, 4011031, 4718860, 4940924, 6176155, 8022062, 12352310, 16044124, 20055155, 20998927, 24704620, 40110310, 41997854, 80220620, 83995708, 104994635, 209989270, 356981759, 419978540, 713963518, 1427927036, 1784908795, 3569817590, 7139635180]

約数ペア:

[(1, 7139635180), (2, 3569817590), (4, 1784908795), (5, 1427927036), (10, 713963518), (17, 419978540), (20, 356981759), (34, 209989270), (68, 104994635), (85, 83995708), (89, 80220620), (170, 41997854), (178, 40110310), (289, 24704620), (340, 20998927), (356, 20055155), (445, 16044124), (578, 12352310), (890, 8022062), (1156, 6176155), (1445, 4940924), (1513, 4718860), (1780, 4011031), (2890, 2470462), (3026, 2359430), (5780, 1235231), (6052, 1179715), (7565, 943772), (13879, 514420), (15130, 471886), (25721, 277580), (27758, 257210), (30260, 235943), (51442, 138790), (55516, 128605), (69395, 102884)]