81102830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 163330560

約数和(自身を除く): 82227730

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 67, 95, 115, 134, 190, 230, 277, 335, 437, 554, 670, 874, 1273, 1385, 1541, 2185, 2546, 2770, 3082, 4370, 5263, 6365, 6371, 7705, 10526, 12730, 12742, 15410, 18559, 26315, 29279, 31855, 37118, 52630, 58558, 63710, 92795, 121049, 146395, 185590, 242098, 292790, 352621, 426857, 605245, 705242, 853714, 1210490, 1763105, 2134285, 3526210, 4268570, 8110283, 16220566, 40551415, 81102830]

約数ペア:

[(1, 81102830), (2, 40551415), (5, 16220566), (10, 8110283), (19, 4268570), (23, 3526210), (38, 2134285), (46, 1763105), (67, 1210490), (95, 853714), (115, 705242), (134, 605245), (190, 426857), (230, 352621), (277, 292790), (335, 242098), (437, 185590), (554, 146395), (670, 121049), (874, 92795), (1273, 63710), (1385, 58558), (1541, 52630), (2185, 37118), (2546, 31855), (2770, 29279), (3082, 26315), (4370, 18559), (5263, 15410), (6365, 12742), (6371, 12730), (7705, 10526)]