200100320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{25523}}^1$

素因数の和:25552

約数の個数: 72

約数和(自身を含む): 549940104

約数和(自身を除く): 349839784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 25523, 51046, 102092, 127615, 178661, 204184, 255230, 357322, 408368, 510460, 714644, 816736, 893305, 1020920, 1250627, 1429288, 1786610, 2041840, 2501254, 2858576, 3573220, 4083680, 5002508, 5717152, 6253135, 7146440, 10005016, 12506270, 14292880, 20010032, 25012540, 28585760, 40020064, 50025080, 100050160, 200100320]

約数ペア:

[(1, 200100320), (2, 100050160), (4, 50025080), (5, 40020064), (7, 28585760), (8, 25012540), (10, 20010032), (14, 14292880), (16, 12506270), (20, 10005016), (28, 7146440), (32, 6253135), (35, 5717152), (40, 5002508), (49, 4083680), (56, 3573220), (70, 2858576), (80, 2501254), (98, 2041840), (112, 1786610), (140, 1429288), (160, 1250627), (196, 1020920), (224, 893305), (245, 816736), (280, 714644), (392, 510460), (490, 408368), (560, 357322), (784, 255230), (980, 204184), (1120, 178661), (1568, 127615), (1960, 102092), (3920, 51046), (7840, 25523)]