188839100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{5231}}^1$

素因数の和:5283

約数の個数: 54

約数和(自身を含む): 432566064

約数和(自身を除く): 243726964

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 361, 380, 475, 722, 950, 1444, 1805, 1900, 3610, 5231, 7220, 9025, 10462, 18050, 20924, 26155, 36100, 52310, 99389, 104620, 130775, 198778, 261550, 397556, 496945, 523100, 993890, 1888391, 1987780, 2484725, 3776782, 4969450, 7553564, 9441955, 9938900, 18883910, 37767820, 47209775, 94419550, 188839100]

約数ペア:

[(1, 188839100), (2, 94419550), (4, 47209775), (5, 37767820), (10, 18883910), (19, 9938900), (20, 9441955), (25, 7553564), (38, 4969450), (50, 3776782), (76, 2484725), (95, 1987780), (100, 1888391), (190, 993890), (361, 523100), (380, 496945), (475, 397556), (722, 261550), (950, 198778), (1444, 130775), (1805, 104620), (1900, 99389), (3610, 52310), (5231, 36100), (7220, 26155), (9025, 20924), (10462, 18050)]