72415684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 145474560

約数和(自身を除く): 73058876

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 163, 253, 326, 439, 506, 652, 878, 1012, 1756, 1793, 3586, 3749, 4829, 7172, 7498, 9658, 10097, 14996, 19316, 20194, 40388, 41239, 71557, 82478, 111067, 143114, 164956, 222134, 286228, 444268, 787127, 1574254, 1645811, 3148508, 3291622, 6583244, 18103921, 36207842, 72415684]

約数ペア:

[(1, 72415684), (2, 36207842), (4, 18103921), (11, 6583244), (22, 3291622), (23, 3148508), (44, 1645811), (46, 1574254), (92, 787127), (163, 444268), (253, 286228), (326, 222134), (439, 164956), (506, 143114), (652, 111067), (878, 82478), (1012, 71557), (1756, 41239), (1793, 40388), (3586, 20194), (3749, 19316), (4829, 14996), (7172, 10097), (7498, 9658)]