201917750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{42509}}^1$

素因数の和:42545

約数の個数: 32

約数和(自身を含む): 397893600

約数和(自身を除く): 195975850

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 4750, 42509, 85018, 212545, 425090, 807671, 1062725, 1615342, 2125450, 4038355, 5313625, 8076710, 10627250, 20191775, 40383550, 100958875, 201917750]

約数ペア:

[(1, 201917750), (2, 100958875), (5, 40383550), (10, 20191775), (19, 10627250), (25, 8076710), (38, 5313625), (50, 4038355), (95, 2125450), (125, 1615342), (190, 1062725), (250, 807671), (475, 425090), (950, 212545), (2375, 85018), (4750, 42509)]