201760520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3767}}^1$

素因数の和:3894

約数の個数: 64

約数和(自身を含む): 493758720

約数和(自身を除く): 291998200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 206, 260, 412, 515, 520, 824, 1030, 1339, 2060, 2678, 3767, 4120, 5356, 6695, 7534, 10712, 13390, 15068, 18835, 26780, 30136, 37670, 48971, 53560, 75340, 97942, 150680, 195884, 244855, 388001, 391768, 489710, 776002, 979420, 1552004, 1940005, 1958840, 3104008, 3880010, 5044013, 7760020, 10088026, 15520040, 20176052, 25220065, 40352104, 50440130, 100880260, 201760520]

約数ペア:

[(1, 201760520), (2, 100880260), (4, 50440130), (5, 40352104), (8, 25220065), (10, 20176052), (13, 15520040), (20, 10088026), (26, 7760020), (40, 5044013), (52, 3880010), (65, 3104008), (103, 1958840), (104, 1940005), (130, 1552004), (206, 979420), (260, 776002), (412, 489710), (515, 391768), (520, 388001), (824, 244855), (1030, 195884), (1339, 150680), (2060, 97942), (2678, 75340), (3767, 53560), (4120, 48971), (5356, 37670), (6695, 30136), (7534, 26780), (10712, 18835), (13390, 15068)]