131331040

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43201}}^1$

素因数の和:43235

約数の個数: 48

約数和(自身を含む): 326607120

約数和(自身を除く): 195276080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 43201, 86402, 172804, 216005, 345608, 432010, 691216, 820819, 864020, 1382432, 1641638, 1728040, 3283276, 3456080, 4104095, 6566552, 6912160, 8208190, 13133104, 16416380, 26266208, 32832760, 65665520, 131331040]

約数ペア:

[(1, 131331040), (2, 65665520), (4, 32832760), (5, 26266208), (8, 16416380), (10, 13133104), (16, 8208190), (19, 6912160), (20, 6566552), (32, 4104095), (38, 3456080), (40, 3283276), (76, 1728040), (80, 1641638), (95, 1382432), (152, 864020), (160, 820819), (190, 691216), (304, 432010), (380, 345608), (608, 216005), (760, 172804), (1520, 86402), (3040, 43201)]