31254700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 71995392

約数和(自身を除く): 40740692

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 107, 115, 127, 214, 230, 254, 428, 460, 508, 535, 575, 635, 1070, 1150, 1270, 2140, 2300, 2461, 2540, 2675, 2921, 3175, 4922, 5350, 5842, 6350, 9844, 10700, 11684, 12305, 12700, 13589, 14605, 24610, 27178, 29210, 49220, 54356, 58420, 61525, 67945, 73025, 123050, 135890, 146050, 246100, 271780, 292100, 312547, 339725, 625094, 679450, 1250188, 1358900, 1562735, 3125470, 6250940, 7813675, 15627350, 31254700]

約数ペア:

[(1, 31254700), (2, 15627350), (4, 7813675), (5, 6250940), (10, 3125470), (20, 1562735), (23, 1358900), (25, 1250188), (46, 679450), (50, 625094), (92, 339725), (100, 312547), (107, 292100), (115, 271780), (127, 246100), (214, 146050), (230, 135890), (254, 123050), (428, 73025), (460, 67945), (508, 61525), (535, 58420), (575, 54356), (635, 49220), (1070, 29210), (1150, 27178), (1270, 24610), (2140, 14605), (2300, 13589), (2461, 12700), (2540, 12305), (2675, 11684), (2921, 10700), (3175, 9844), (4922, 6350), (5350, 5842)]