78502500

素因数分解:

$2^2\times 3^3\times 5^4\times {\mathrm{1163}}^1$

素因数の和:1196

約数の個数: 120

約数和(自身を含む): 254543520

約数和(自身を除く): 176041020

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, 1163, 1250, 1350, 1500, 1875, 2250, 2326, 2500, 2700, 3375, 3489, 3750, 4500, 4652, 5625, 5815, 6750, 6978, 7500, 10467, 11250, 11630, 13500, 13956, 16875, 17445, 20934, 22500, 23260, 29075, 31401, 33750, 34890, 41868, 52335, 58150, 62802, 67500, 69780, 87225, 104670, 116300, 125604, 145375, 157005, 174450, 209340, 261675, 290750, 314010, 348900, 436125, 523350, 581500, 628020, 726875, 785025, 872250, 1046700, 1308375, 1453750, 1570050, 1744500, 2180625, 2616750, 2907500, 3140100, 3925125, 4361250, 5233500, 6541875, 7850250, 8722500, 13083750, 15700500, 19625625, 26167500, 39251250, 78502500]

約数ペア:

[(1, 78502500), (2, 39251250), (3, 26167500), (4, 19625625), (5, 15700500), (6, 13083750), (9, 8722500), (10, 7850250), (12, 6541875), (15, 5233500), (18, 4361250), (20, 3925125), (25, 3140100), (27, 2907500), (30, 2616750), (36, 2180625), (45, 1744500), (50, 1570050), (54, 1453750), (60, 1308375), (75, 1046700), (90, 872250), (100, 785025), (108, 726875), (125, 628020), (135, 581500), (150, 523350), (180, 436125), (225, 348900), (250, 314010), (270, 290750), (300, 261675), (375, 209340), (450, 174450), (500, 157005), (540, 145375), (625, 125604), (675, 116300), (750, 104670), (900, 87225), (1125, 69780), (1163, 67500), (1250, 62802), (1350, 58150), (1500, 52335), (1875, 41868), (2250, 34890), (2326, 33750), (2500, 31401), (2700, 29075), (3375, 23260), (3489, 22500), (3750, 20934), (4500, 17445), (4652, 16875), (5625, 13956), (5815, 13500), (6750, 11630), (6978, 11250), (7500, 10467)]