77519660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{431}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 180605376

約数和(自身を除く): 103085716

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 431, 460, 529, 782, 862, 1058, 1564, 1724, 1955, 2116, 2155, 2645, 3910, 4310, 5290, 7327, 7820, 8620, 8993, 9913, 10580, 14654, 17986, 19826, 29308, 35972, 36635, 39652, 44965, 49565, 73270, 89930, 99130, 146540, 168521, 179860, 198260, 227999, 337042, 455998, 674084, 842605, 911996, 1139995, 1685210, 2279990, 3370420, 3875983, 4559980, 7751966, 15503932, 19379915, 38759830, 77519660]

約数ペア:

[(1, 77519660), (2, 38759830), (4, 19379915), (5, 15503932), (10, 7751966), (17, 4559980), (20, 3875983), (23, 3370420), (34, 2279990), (46, 1685210), (68, 1139995), (85, 911996), (92, 842605), (115, 674084), (170, 455998), (230, 337042), (340, 227999), (391, 198260), (431, 179860), (460, 168521), (529, 146540), (782, 99130), (862, 89930), (1058, 73270), (1564, 49565), (1724, 44965), (1955, 39652), (2116, 36635), (2155, 35972), (2645, 29308), (3910, 19826), (4310, 17986), (5290, 14654), (7327, 10580), (7820, 9913), (8620, 8993)]