78967890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{51613}}^1$

素因数の和:51643

約数の個数: 48

約数和(自身を含む): 217398168

約数和(自身を除く): 138430278

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 51613, 103226, 154839, 258065, 309678, 464517, 516130, 774195, 877421, 929034, 1548390, 1754842, 2322585, 2632263, 4387105, 4645170, 5264526, 7896789, 8774210, 13161315, 15793578, 26322630, 39483945, 78967890]

約数ペア:

[(1, 78967890), (2, 39483945), (3, 26322630), (5, 15793578), (6, 13161315), (9, 8774210), (10, 7896789), (15, 5264526), (17, 4645170), (18, 4387105), (30, 2632263), (34, 2322585), (45, 1754842), (51, 1548390), (85, 929034), (90, 877421), (102, 774195), (153, 516130), (170, 464517), (255, 309678), (306, 258065), (510, 154839), (765, 103226), (1530, 51613)]