51553620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9239}}^1$

素因数の和:9285

約数の個数: 72

約数和(自身を含む): 161441280

約数和(自身を除く): 109887660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 9239, 18478, 27717, 36956, 46195, 55434, 83151, 92390, 110868, 138585, 166302, 184780, 277170, 286409, 332604, 415755, 554340, 572818, 831510, 859227, 1145636, 1432045, 1663020, 1718454, 2577681, 2864090, 3436908, 4296135, 5155362, 5728180, 8592270, 10310724, 12888405, 17184540, 25776810, 51553620]

約数ペア:

[(1, 51553620), (2, 25776810), (3, 17184540), (4, 12888405), (5, 10310724), (6, 8592270), (9, 5728180), (10, 5155362), (12, 4296135), (15, 3436908), (18, 2864090), (20, 2577681), (30, 1718454), (31, 1663020), (36, 1432045), (45, 1145636), (60, 859227), (62, 831510), (90, 572818), (93, 554340), (124, 415755), (155, 332604), (180, 286409), (186, 277170), (279, 184780), (310, 166302), (372, 138585), (465, 110868), (558, 92390), (620, 83151), (930, 55434), (1116, 46195), (1395, 36956), (1860, 27717), (2790, 18478), (5580, 9239)]