153913520

素因数分解:

$2^4\times 5^1\times {\mathrm{631}}^1\times {\mathrm{3049}}^1$

素因数の和:3693

約数の個数: 40

約数和(自身を含む): 358533600

約数和(自身を除く): 204620080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 631, 1262, 2524, 3049, 3155, 5048, 6098, 6310, 10096, 12196, 12620, 15245, 24392, 25240, 30490, 48784, 50480, 60980, 121960, 243920, 1923919, 3847838, 7695676, 9619595, 15391352, 19239190, 30782704, 38478380, 76956760, 153913520]

約数ペア:

[(1, 153913520), (2, 76956760), (4, 38478380), (5, 30782704), (8, 19239190), (10, 15391352), (16, 9619595), (20, 7695676), (40, 3847838), (80, 1923919), (631, 243920), (1262, 121960), (2524, 60980), (3049, 50480), (3155, 48784), (5048, 30490), (6098, 25240), (6310, 24392), (10096, 15245), (12196, 12620)]