201215000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{5749}}^1$

素因数の和:5782

約数の個数: 80

約数和(自身を含む): 538890000

約数和(自身を除く): 337675000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 625, 700, 875, 1000, 1250, 1400, 1750, 2500, 3500, 4375, 5000, 5749, 7000, 8750, 11498, 17500, 22996, 28745, 35000, 40243, 45992, 57490, 80486, 114980, 143725, 160972, 201215, 229960, 287450, 321944, 402430, 574900, 718625, 804860, 1006075, 1149800, 1437250, 1609720, 2012150, 2874500, 3593125, 4024300, 5030375, 5749000, 7186250, 8048600, 10060750, 14372500, 20121500, 25151875, 28745000, 40243000, 50303750, 100607500, 201215000]

約数ペア:

[(1, 201215000), (2, 100607500), (4, 50303750), (5, 40243000), (7, 28745000), (8, 25151875), (10, 20121500), (14, 14372500), (20, 10060750), (25, 8048600), (28, 7186250), (35, 5749000), (40, 5030375), (50, 4024300), (56, 3593125), (70, 2874500), (100, 2012150), (125, 1609720), (140, 1437250), (175, 1149800), (200, 1006075), (250, 804860), (280, 718625), (350, 574900), (500, 402430), (625, 321944), (700, 287450), (875, 229960), (1000, 201215), (1250, 160972), (1400, 143725), (1750, 114980), (2500, 80486), (3500, 57490), (4375, 45992), (5000, 40243), (5749, 35000), (7000, 28745), (8750, 22996), (11498, 17500)]