28765500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:300

約数の個数: 96

約数和(自身を含む): 84983808

約数和(自身を除く): 56218308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 127, 150, 151, 250, 254, 300, 302, 375, 381, 453, 500, 508, 604, 635, 750, 755, 762, 906, 1270, 1500, 1510, 1524, 1812, 1905, 2265, 2540, 3020, 3175, 3775, 3810, 4530, 6350, 7550, 7620, 9060, 9525, 11325, 12700, 15100, 15875, 18875, 19050, 19177, 22650, 31750, 37750, 38100, 38354, 45300, 47625, 56625, 57531, 63500, 75500, 76708, 95250, 95885, 113250, 115062, 190500, 191770, 226500, 230124, 287655, 383540, 479425, 575310, 958850, 1150620, 1438275, 1917700, 2397125, 2876550, 4794250, 5753100, 7191375, 9588500, 14382750, 28765500]

約数ペア:

[(1, 28765500), (2, 14382750), (3, 9588500), (4, 7191375), (5, 5753100), (6, 4794250), (10, 2876550), (12, 2397125), (15, 1917700), (20, 1438275), (25, 1150620), (30, 958850), (50, 575310), (60, 479425), (75, 383540), (100, 287655), (125, 230124), (127, 226500), (150, 191770), (151, 190500), (250, 115062), (254, 113250), (300, 95885), (302, 95250), (375, 76708), (381, 75500), (453, 63500), (500, 57531), (508, 56625), (604, 47625), (635, 45300), (750, 38354), (755, 38100), (762, 37750), (906, 31750), (1270, 22650), (1500, 19177), (1510, 19050), (1524, 18875), (1812, 15875), (1905, 15100), (2265, 12700), (2540, 11325), (3020, 9525), (3175, 9060), (3775, 7620), (3810, 7550), (4530, 6350)]