71885275

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 112492800

約数和(自身を除く): 40607525

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 107, 175, 275, 349, 385, 535, 749, 1177, 1745, 1925, 2443, 2675, 3745, 3839, 5885, 8239, 8725, 12215, 18725, 19195, 26873, 29425, 37343, 41195, 61075, 95975, 134365, 186715, 205975, 261401, 410773, 671825, 933575, 1307005, 2053865, 2875411, 6535025, 10269325, 14377055, 71885275]

約数ペア:

[(1, 71885275), (5, 14377055), (7, 10269325), (11, 6535025), (25, 2875411), (35, 2053865), (55, 1307005), (77, 933575), (107, 671825), (175, 410773), (275, 261401), (349, 205975), (385, 186715), (535, 134365), (749, 95975), (1177, 61075), (1745, 41195), (1925, 37343), (2443, 29425), (2675, 26873), (3745, 19195), (3839, 18725), (5885, 12215), (8239, 8725)]