51896340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{288313}}^1$

素因数の和:288328

約数の個数: 36

約数和(自身を含む): 157419444

約数和(自身を除く): 105523104

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 288313, 576626, 864939, 1153252, 1441565, 1729878, 2594817, 2883130, 3459756, 4324695, 5189634, 5766260, 8649390, 10379268, 12974085, 17298780, 25948170, 51896340]

約数ペア:

[(1, 51896340), (2, 25948170), (3, 17298780), (4, 12974085), (5, 10379268), (6, 8649390), (9, 5766260), (10, 5189634), (12, 4324695), (15, 3459756), (18, 2883130), (20, 2594817), (30, 1729878), (36, 1441565), (45, 1153252), (60, 864939), (90, 576626), (180, 288313)]