190975900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1931}}^1$

素因数の和:2011

約数の個数: 72

約数和(自身を含む): 442721664

約数和(自身を除く): 251745764

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 43, 46, 50, 86, 92, 100, 115, 172, 215, 230, 430, 460, 575, 860, 989, 1075, 1150, 1931, 1978, 2150, 2300, 3862, 3956, 4300, 4945, 7724, 9655, 9890, 19310, 19780, 24725, 38620, 44413, 48275, 49450, 83033, 88826, 96550, 98900, 166066, 177652, 193100, 222065, 332132, 415165, 444130, 830330, 888260, 1110325, 1660660, 1909759, 2075825, 2220650, 3819518, 4151650, 4441300, 7639036, 8303300, 9548795, 19097590, 38195180, 47743975, 95487950, 190975900]

約数ペア:

[(1, 190975900), (2, 95487950), (4, 47743975), (5, 38195180), (10, 19097590), (20, 9548795), (23, 8303300), (25, 7639036), (43, 4441300), (46, 4151650), (50, 3819518), (86, 2220650), (92, 2075825), (100, 1909759), (115, 1660660), (172, 1110325), (215, 888260), (230, 830330), (430, 444130), (460, 415165), (575, 332132), (860, 222065), (989, 193100), (1075, 177652), (1150, 166066), (1931, 98900), (1978, 96550), (2150, 88826), (2300, 83033), (3862, 49450), (3956, 48275), (4300, 44413), (4945, 38620), (7724, 24725), (9655, 19780), (9890, 19310)]