201985480

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^2\times {\mathrm{733}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 460636380

約数和(自身を除く): 258650900

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 733, 830, 1466, 1660, 2932, 3320, 3665, 5864, 6889, 7330, 13778, 14660, 27556, 29320, 34445, 55112, 60839, 68890, 121678, 137780, 243356, 275560, 304195, 486712, 608390, 1216780, 2433560, 5049637, 10099274, 20198548, 25248185, 40397096, 50496370, 100992740, 201985480]

約数ペア:

[(1, 201985480), (2, 100992740), (4, 50496370), (5, 40397096), (8, 25248185), (10, 20198548), (20, 10099274), (40, 5049637), (83, 2433560), (166, 1216780), (332, 608390), (415, 486712), (664, 304195), (733, 275560), (830, 243356), (1466, 137780), (1660, 121678), (2932, 68890), (3320, 60839), (3665, 55112), (5864, 34445), (6889, 29320), (7330, 27556), (13778, 14660)]