131557500

素因数分解:

$2^2\times 3^3\times 5^4\times {\mathrm{1949}}^1$

素因数の和:1982

約数の個数: 120

約数和(自身を含む): 426426000

約数和(自身を除く): 294868500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 125, 135, 150, 180, 225, 250, 270, 300, 375, 450, 500, 540, 625, 675, 750, 900, 1125, 1250, 1350, 1500, 1875, 1949, 2250, 2500, 2700, 3375, 3750, 3898, 4500, 5625, 5847, 6750, 7500, 7796, 9745, 11250, 11694, 13500, 16875, 17541, 19490, 22500, 23388, 29235, 33750, 35082, 38980, 48725, 52623, 58470, 67500, 70164, 87705, 97450, 105246, 116940, 146175, 175410, 194900, 210492, 243625, 263115, 292350, 350820, 438525, 487250, 526230, 584700, 730875, 877050, 974500, 1052460, 1218125, 1315575, 1461750, 1754100, 2192625, 2436250, 2631150, 2923500, 3654375, 4385250, 4872500, 5262300, 6577875, 7308750, 8770500, 10963125, 13155750, 14617500, 21926250, 26311500, 32889375, 43852500, 65778750, 131557500]

約数ペア:

[(1, 131557500), (2, 65778750), (3, 43852500), (4, 32889375), (5, 26311500), (6, 21926250), (9, 14617500), (10, 13155750), (12, 10963125), (15, 8770500), (18, 7308750), (20, 6577875), (25, 5262300), (27, 4872500), (30, 4385250), (36, 3654375), (45, 2923500), (50, 2631150), (54, 2436250), (60, 2192625), (75, 1754100), (90, 1461750), (100, 1315575), (108, 1218125), (125, 1052460), (135, 974500), (150, 877050), (180, 730875), (225, 584700), (250, 526230), (270, 487250), (300, 438525), (375, 350820), (450, 292350), (500, 263115), (540, 243625), (625, 210492), (675, 194900), (750, 175410), (900, 146175), (1125, 116940), (1250, 105246), (1350, 97450), (1500, 87705), (1875, 70164), (1949, 67500), (2250, 58470), (2500, 52623), (2700, 48725), (3375, 38980), (3750, 35082), (3898, 33750), (4500, 29235), (5625, 23388), (5847, 22500), (6750, 19490), (7500, 17541), (7796, 16875), (9745, 13500), (11250, 11694)]