138094850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2383}}^1$

素因数の和:2475

約数の個数: 48

約数和(自身を含む): 274922880

約数和(自身を除く): 136828030

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 61, 95, 122, 190, 305, 475, 610, 950, 1159, 1525, 2318, 2383, 3050, 4766, 5795, 11590, 11915, 23830, 28975, 45277, 57950, 59575, 90554, 119150, 145363, 226385, 290726, 452770, 726815, 1131925, 1453630, 2263850, 2761897, 3634075, 5523794, 7268150, 13809485, 27618970, 69047425, 138094850]

約数ペア:

[(1, 138094850), (2, 69047425), (5, 27618970), (10, 13809485), (19, 7268150), (25, 5523794), (38, 3634075), (50, 2761897), (61, 2263850), (95, 1453630), (122, 1131925), (190, 726815), (305, 452770), (475, 290726), (610, 226385), (950, 145363), (1159, 119150), (1525, 90554), (2318, 59575), (2383, 57950), (3050, 45277), (4766, 28975), (5795, 23830), (11590, 11915)]