7821970130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1489}}^1\times {\mathrm{2377}}^1$

素因数の和:3903

約数の個数: 64

約数和(自身を含む): 16072045920

約数和(自身を除く): 8250075790

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 1489, 2210, 2377, 2978, 4754, 7445, 11885, 14890, 19357, 23770, 25313, 30901, 38714, 40409, 50626, 61802, 80818, 96785, 126565, 154505, 193570, 202045, 253130, 309010, 329069, 404090, 525317, 658138, 1050634, 1645345, 2626585, 3290690, 3539353, 5253170, 7078706, 17696765, 35393530, 46011589, 60169001, 92023178, 120338002, 230057945, 300845005, 460115890, 601690010, 782197013, 1564394026, 3910985065, 7821970130]

約数ペア:

[(1, 7821970130), (2, 3910985065), (5, 1564394026), (10, 782197013), (13, 601690010), (17, 460115890), (26, 300845005), (34, 230057945), (65, 120338002), (85, 92023178), (130, 60169001), (170, 46011589), (221, 35393530), (442, 17696765), (1105, 7078706), (1489, 5253170), (2210, 3539353), (2377, 3290690), (2978, 2626585), (4754, 1645345), (7445, 1050634), (11885, 658138), (14890, 525317), (19357, 404090), (23770, 329069), (25313, 309010), (30901, 253130), (38714, 202045), (40409, 193570), (50626, 154505), (61802, 126565), (80818, 96785)]