2680900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 6562080

約数和(自身を除く): 3881180

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 83, 85, 95, 100, 166, 170, 190, 323, 332, 340, 380, 415, 425, 475, 646, 830, 850, 950, 1292, 1411, 1577, 1615, 1660, 1700, 1900, 2075, 2822, 3154, 3230, 4150, 5644, 6308, 6460, 7055, 7885, 8075, 8300, 14110, 15770, 16150, 26809, 28220, 31540, 32300, 35275, 39425, 53618, 70550, 78850, 107236, 134045, 141100, 157700, 268090, 536180, 670225, 1340450, 2680900]

約数ペア:

[(1, 2680900), (2, 1340450), (4, 670225), (5, 536180), (10, 268090), (17, 157700), (19, 141100), (20, 134045), (25, 107236), (34, 78850), (38, 70550), (50, 53618), (68, 39425), (76, 35275), (83, 32300), (85, 31540), (95, 28220), (100, 26809), (166, 16150), (170, 15770), (190, 14110), (323, 8300), (332, 8075), (340, 7885), (380, 7055), (415, 6460), (425, 6308), (475, 5644), (646, 4150), (830, 3230), (850, 3154), (950, 2822), (1292, 2075), (1411, 1900), (1577, 1700), (1615, 1660)]