81462010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{2003}}^1$

素因数の和:2107

約数の個数: 48

約数和(自身を含む): 172712736

約数和(自身を除く): 91250726

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 83, 98, 166, 245, 415, 490, 581, 830, 1162, 2003, 2905, 4006, 4067, 5810, 8134, 10015, 14021, 20030, 20335, 28042, 40670, 70105, 98147, 140210, 166249, 196294, 332498, 490735, 831245, 981470, 1163743, 1662490, 2327486, 5818715, 8146201, 11637430, 16292402, 40731005, 81462010]

約数ペア:

[(1, 81462010), (2, 40731005), (5, 16292402), (7, 11637430), (10, 8146201), (14, 5818715), (35, 2327486), (49, 1662490), (70, 1163743), (83, 981470), (98, 831245), (166, 490735), (245, 332498), (415, 196294), (490, 166249), (581, 140210), (830, 98147), (1162, 70105), (2003, 40670), (2905, 28042), (4006, 20335), (4067, 20030), (5810, 14021), (8134, 10015)]