102901960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{52501}}^1$

素因数の和:52526

約数の個数: 48

約数和(自身を含む): 269335260

約数和(自身を除く): 166433300

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, 52501, 105002, 210004, 262505, 367507, 420008, 525010, 735014, 1050020, 1470028, 1837535, 2100040, 2572549, 2940056, 3675070, 5145098, 7350140, 10290196, 12862745, 14700280, 20580392, 25725490, 51450980, 102901960]

約数ペア:

[(1, 102901960), (2, 51450980), (4, 25725490), (5, 20580392), (7, 14700280), (8, 12862745), (10, 10290196), (14, 7350140), (20, 5145098), (28, 3675070), (35, 2940056), (40, 2572549), (49, 2100040), (56, 1837535), (70, 1470028), (98, 1050020), (140, 735014), (196, 525010), (245, 420008), (280, 367507), (392, 262505), (490, 210004), (980, 105002), (1960, 52501)]