13261700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 31638600

約数和(自身を除く): 18376900

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 29, 34, 50, 58, 68, 85, 100, 116, 145, 170, 269, 290, 340, 425, 493, 538, 580, 725, 850, 986, 1076, 1345, 1450, 1700, 1972, 2465, 2690, 2900, 4573, 4930, 5380, 6725, 7801, 9146, 9860, 12325, 13450, 15602, 18292, 22865, 24650, 26900, 31204, 39005, 45730, 49300, 78010, 91460, 114325, 132617, 156020, 195025, 228650, 265234, 390050, 457300, 530468, 663085, 780100, 1326170, 2652340, 3315425, 6630850, 13261700]

約数ペア:

[(1, 13261700), (2, 6630850), (4, 3315425), (5, 2652340), (10, 1326170), (17, 780100), (20, 663085), (25, 530468), (29, 457300), (34, 390050), (50, 265234), (58, 228650), (68, 195025), (85, 156020), (100, 132617), (116, 114325), (145, 91460), (170, 78010), (269, 49300), (290, 45730), (340, 39005), (425, 31204), (493, 26900), (538, 24650), (580, 22865), (725, 18292), (850, 15602), (986, 13450), (1076, 12325), (1345, 9860), (1450, 9146), (1700, 7801), (1972, 6725), (2465, 5380), (2690, 4930), (2900, 4573)]