31380750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{4649}}^1$

素因数の和:4675

約数の個数: 64

約数和(自身を含む): 87048000

約数和(自身を除く): 55667250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 125, 135, 150, 225, 250, 270, 375, 450, 675, 750, 1125, 1350, 2250, 3375, 4649, 6750, 9298, 13947, 23245, 27894, 41841, 46490, 69735, 83682, 116225, 125523, 139470, 209205, 232450, 251046, 348675, 418410, 581125, 627615, 697350, 1046025, 1162250, 1255230, 1743375, 2092050, 3138075, 3486750, 5230125, 6276150, 10460250, 15690375, 31380750]

約数ペア:

[(1, 31380750), (2, 15690375), (3, 10460250), (5, 6276150), (6, 5230125), (9, 3486750), (10, 3138075), (15, 2092050), (18, 1743375), (25, 1255230), (27, 1162250), (30, 1046025), (45, 697350), (50, 627615), (54, 581125), (75, 418410), (90, 348675), (125, 251046), (135, 232450), (150, 209205), (225, 139470), (250, 125523), (270, 116225), (375, 83682), (450, 69735), (675, 46490), (750, 41841), (1125, 27894), (1350, 23245), (2250, 13947), (3375, 9298), (4649, 6750)]