156977996

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1\times {\mathrm{569}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 321753600

約数和(自身を除く): 164775604

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 167, 236, 334, 413, 569, 668, 826, 1138, 1169, 1652, 2276, 2338, 3983, 4676, 7966, 9853, 15932, 19706, 33571, 39412, 67142, 68971, 95023, 134284, 137942, 190046, 234997, 275884, 380092, 469994, 665161, 939988, 1330322, 2660644, 5606357, 11212714, 22425428, 39244499, 78488998, 156977996]

約数ペア:

[(1, 156977996), (2, 78488998), (4, 39244499), (7, 22425428), (14, 11212714), (28, 5606357), (59, 2660644), (118, 1330322), (167, 939988), (236, 665161), (334, 469994), (413, 380092), (569, 275884), (668, 234997), (826, 190046), (1138, 137942), (1169, 134284), (1652, 95023), (2276, 68971), (2338, 67142), (3983, 39412), (4676, 33571), (7966, 19706), (9853, 15932)]