61628930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2\times {\mathrm{53}}^1$

素因数の和:144

約数の個数: 72

約数和(自身を含む): 128371068

約数和(自身を除く): 66742138

約数列:

[1, 2, 5, 10, 11, 22, 31, 53, 55, 62, 106, 110, 121, 155, 242, 265, 310, 341, 530, 583, 605, 682, 961, 1166, 1210, 1643, 1705, 1922, 2915, 3286, 3410, 3751, 4805, 5830, 6413, 7502, 8215, 9610, 10571, 12826, 16430, 18073, 18755, 21142, 32065, 36146, 37510, 50933, 52855, 64130, 90365, 101866, 105710, 116281, 180730, 198803, 232562, 254665, 397606, 509330, 560263, 581405, 994015, 1120526, 1162810, 1988030, 2801315, 5602630, 6162893, 12325786, 30814465, 61628930]

約数ペア:

[(1, 61628930), (2, 30814465), (5, 12325786), (10, 6162893), (11, 5602630), (22, 2801315), (31, 1988030), (53, 1162810), (55, 1120526), (62, 994015), (106, 581405), (110, 560263), (121, 509330), (155, 397606), (242, 254665), (265, 232562), (310, 198803), (341, 180730), (530, 116281), (583, 105710), (605, 101866), (682, 90365), (961, 64130), (1166, 52855), (1210, 50933), (1643, 37510), (1705, 36146), (1922, 32065), (2915, 21142), (3286, 18755), (3410, 18073), (3751, 16430), (4805, 12826), (5830, 10571), (6413, 9610), (7502, 8215)]