7801224364

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{3181}}^1$

素因数の和:3311

約数の個数: 72

約数和(自身を含む): 15273727280

約数和(自身を除く): 7472502916

約数列:

[1, 2, 4, 19, 23, 38, 46, 61, 76, 92, 122, 244, 437, 529, 874, 1058, 1159, 1403, 1748, 2116, 2318, 2806, 3181, 4636, 5612, 6362, 10051, 12724, 20102, 26657, 32269, 40204, 53314, 60439, 64538, 73163, 106628, 120878, 129076, 146326, 194041, 241756, 292652, 388082, 613111, 776164, 1226222, 1390097, 1682749, 2452444, 2780194, 3365498, 3686779, 4462943, 5560388, 6730996, 7373558, 8925886, 14747116, 17851772, 31972231, 63944462, 84795917, 102647689, 127888924, 169591834, 205295378, 339183668, 410590756, 1950306091, 3900612182, 7801224364]

約数ペア:

[(1, 7801224364), (2, 3900612182), (4, 1950306091), (19, 410590756), (23, 339183668), (38, 205295378), (46, 169591834), (61, 127888924), (76, 102647689), (92, 84795917), (122, 63944462), (244, 31972231), (437, 17851772), (529, 14747116), (874, 8925886), (1058, 7373558), (1159, 6730996), (1403, 5560388), (1748, 4462943), (2116, 3686779), (2318, 3365498), (2806, 2780194), (3181, 2452444), (4636, 1682749), (5612, 1390097), (6362, 1226222), (10051, 776164), (12724, 613111), (20102, 388082), (26657, 292652), (32269, 241756), (40204, 194041), (53314, 146326), (60439, 129076), (64538, 120878), (73163, 106628)]