13129780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 30937032

約数和(自身を除く): 17807252

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 73, 85, 92, 115, 146, 170, 230, 292, 340, 365, 391, 460, 529, 730, 782, 1058, 1241, 1460, 1564, 1679, 1955, 2116, 2482, 2645, 3358, 3910, 4964, 5290, 6205, 6716, 7820, 8395, 8993, 10580, 12410, 16790, 17986, 24820, 28543, 33580, 35972, 38617, 44965, 57086, 77234, 89930, 114172, 142715, 154468, 179860, 193085, 285430, 386170, 570860, 656489, 772340, 1312978, 2625956, 3282445, 6564890, 13129780]

約数ペア:

[(1, 13129780), (2, 6564890), (4, 3282445), (5, 2625956), (10, 1312978), (17, 772340), (20, 656489), (23, 570860), (34, 386170), (46, 285430), (68, 193085), (73, 179860), (85, 154468), (92, 142715), (115, 114172), (146, 89930), (170, 77234), (230, 57086), (292, 44965), (340, 38617), (365, 35972), (391, 33580), (460, 28543), (529, 24820), (730, 17986), (782, 16790), (1058, 12410), (1241, 10580), (1460, 8993), (1564, 8395), (1679, 7820), (1955, 6716), (2116, 6205), (2482, 5290), (2645, 4964), (3358, 3910)]