145081160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{74021}}^1$

素因数の和:74046

約数の個数: 48

約数和(自身を含む): 379732860

約数和(自身を除く): 234651700

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 74021, 148042, 296084, 370105, 518147, 592168, 740210, 1036294, 1480420, 2072588, 2590735, 2960840, 3627029, 4145176, 5181470, 7254058, 10362940, 14508116, 18135145, 20725880, 29016232, 36270290, 72540580, 145081160]

約数ペア:

[(1, 145081160), (2, 72540580), (4, 36270290), (5, 29016232), (7, 20725880), (8, 18135145), (10, 14508116), (14, 10362940), (20, 7254058), (28, 5181470), (35, 4145176), (40, 3627029), (49, 2960840), (56, 2590735), (70, 2072588), (98, 1480420), (140, 1036294), (196, 740210), (245, 592168), (280, 518147), (392, 370105), (490, 296084), (980, 148042), (1960, 74021)]