97812100

素因数分解:

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

素因数の和:146

約数の個数: 81

約数和(自身を含む): 227161893

約数和(自身を除く): 129349793

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 43, 46, 50, 86, 92, 100, 115, 172, 215, 230, 430, 460, 529, 575, 860, 989, 1058, 1075, 1150, 1849, 1978, 2116, 2150, 2300, 2645, 3698, 3956, 4300, 4945, 5290, 7396, 9245, 9890, 10580, 13225, 18490, 19780, 22747, 24725, 26450, 36980, 42527, 45494, 46225, 49450, 52900, 85054, 90988, 92450, 98900, 113735, 170108, 184900, 212635, 227470, 425270, 454940, 568675, 850540, 978121, 1063175, 1137350, 1956242, 2126350, 2274700, 3912484, 4252700, 4890605, 9781210, 19562420, 24453025, 48906050, 97812100]

約数ペア:

[(1, 97812100), (2, 48906050), (4, 24453025), (5, 19562420), (10, 9781210), (20, 4890605), (23, 4252700), (25, 3912484), (43, 2274700), (46, 2126350), (50, 1956242), (86, 1137350), (92, 1063175), (100, 978121), (115, 850540), (172, 568675), (215, 454940), (230, 425270), (430, 227470), (460, 212635), (529, 184900), (575, 170108), (860, 113735), (989, 98900), (1058, 92450), (1075, 90988), (1150, 85054), (1849, 52900), (1978, 49450), (2116, 46225), (2150, 45494), (2300, 42527), (2645, 36980), (3698, 26450), (3956, 24725), (4300, 22747), (4945, 19780), (5290, 18490), (7396, 13225), (9245, 10580)]