75974980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 171686592

約数和(自身を除く): 95711612

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 167, 172, 215, 230, 334, 430, 460, 529, 668, 835, 860, 989, 1058, 1670, 1978, 2116, 2645, 3340, 3841, 3956, 4945, 5290, 7181, 7682, 9890, 10580, 14362, 15364, 19205, 19780, 22747, 28724, 35905, 38410, 45494, 71810, 76820, 88343, 90988, 113735, 143620, 165163, 176686, 227470, 330326, 353372, 441715, 454940, 660652, 825815, 883430, 1651630, 1766860, 3303260, 3798749, 7597498, 15194996, 18993745, 37987490, 75974980]

約数ペア:

[(1, 75974980), (2, 37987490), (4, 18993745), (5, 15194996), (10, 7597498), (20, 3798749), (23, 3303260), (43, 1766860), (46, 1651630), (86, 883430), (92, 825815), (115, 660652), (167, 454940), (172, 441715), (215, 353372), (230, 330326), (334, 227470), (430, 176686), (460, 165163), (529, 143620), (668, 113735), (835, 90988), (860, 88343), (989, 76820), (1058, 71810), (1670, 45494), (1978, 38410), (2116, 35905), (2645, 28724), (3340, 22747), (3841, 19780), (3956, 19205), (4945, 15364), (5290, 14362), (7181, 10580), (7682, 9890)]