81319800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{135533}}^1$

素因数の和:135552

約数の個数: 48

約数和(自身を含む): 252093240

約数和(自身を除く): 170773440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 135533, 271066, 406599, 542132, 677665, 813198, 1084264, 1355330, 1626396, 2032995, 2710660, 3252792, 3388325, 4065990, 5421320, 6776650, 8131980, 10164975, 13553300, 16263960, 20329950, 27106600, 40659900, 81319800]

約数ペア:

[(1, 81319800), (2, 40659900), (3, 27106600), (4, 20329950), (5, 16263960), (6, 13553300), (8, 10164975), (10, 8131980), (12, 6776650), (15, 5421320), (20, 4065990), (24, 3388325), (25, 3252792), (30, 2710660), (40, 2032995), (50, 1626396), (60, 1355330), (75, 1084264), (100, 813198), (120, 677665), (150, 542132), (200, 406599), (300, 271066), (600, 135533)]