61031960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2351}}^1$

素因数の和:2432

約数の個数: 64

約数和(自身を含む): 152409600

約数和(自身を除く): 91377640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 440, 472, 590, 649, 1180, 1298, 2351, 2360, 2596, 3245, 4702, 5192, 6490, 9404, 11755, 12980, 18808, 23510, 25861, 25960, 47020, 51722, 94040, 103444, 129305, 138709, 206888, 258610, 277418, 517220, 554836, 693545, 1034440, 1109672, 1387090, 1525799, 2774180, 3051598, 5548360, 6103196, 7628995, 12206392, 15257990, 30515980, 61031960]

約数ペア:

[(1, 61031960), (2, 30515980), (4, 15257990), (5, 12206392), (8, 7628995), (10, 6103196), (11, 5548360), (20, 3051598), (22, 2774180), (40, 1525799), (44, 1387090), (55, 1109672), (59, 1034440), (88, 693545), (110, 554836), (118, 517220), (220, 277418), (236, 258610), (295, 206888), (440, 138709), (472, 129305), (590, 103444), (649, 94040), (1180, 51722), (1298, 47020), (2351, 25960), (2360, 25861), (2596, 23510), (3245, 18808), (4702, 12980), (5192, 11755), (6490, 9404)]