75081545

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 119992320

約数和(自身を除く): 44910775

約数列:

[1, 5, 7, 11, 23, 35, 55, 61, 77, 115, 139, 161, 253, 305, 385, 427, 671, 695, 805, 973, 1265, 1403, 1529, 1771, 2135, 3197, 3355, 4697, 4865, 7015, 7645, 8479, 8855, 9821, 10703, 15433, 15985, 22379, 23485, 35167, 42395, 49105, 53515, 59353, 77165, 93269, 108031, 111895, 175835, 195017, 246169, 296765, 466345, 540155, 652883, 975085, 1230845, 1365119, 2145187, 3264415, 6825595, 10725935, 15016309, 75081545]

約数ペア:

[(1, 75081545), (5, 15016309), (7, 10725935), (11, 6825595), (23, 3264415), (35, 2145187), (55, 1365119), (61, 1230845), (77, 975085), (115, 652883), (139, 540155), (161, 466345), (253, 296765), (305, 246169), (385, 195017), (427, 175835), (671, 111895), (695, 108031), (805, 93269), (973, 77165), (1265, 59353), (1403, 53515), (1529, 49105), (1771, 42395), (2135, 35167), (3197, 23485), (3355, 22379), (4697, 15985), (4865, 15433), (7015, 10703), (7645, 9821), (8479, 8855)]