25975660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4021}}^1$

素因数の和:4066

約数の個数: 48

約数和(自身を含む): 60812640

約数和(自身を除く): 34836980

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 4021, 6460, 8042, 16084, 20105, 40210, 68357, 76399, 80420, 136714, 152798, 273428, 305596, 341785, 381995, 683570, 763990, 1298783, 1367140, 1527980, 2597566, 5195132, 6493915, 12987830, 25975660]

約数ペア:

[(1, 25975660), (2, 12987830), (4, 6493915), (5, 5195132), (10, 2597566), (17, 1527980), (19, 1367140), (20, 1298783), (34, 763990), (38, 683570), (68, 381995), (76, 341785), (85, 305596), (95, 273428), (170, 152798), (190, 136714), (323, 80420), (340, 76399), (380, 68357), (646, 40210), (1292, 20105), (1615, 16084), (3230, 8042), (4021, 6460)]