64382980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2089}}^1$

素因数の和:2188

約数の個数: 48

約数和(自身を含む): 143256960

約数和(自身を除く): 78873980

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 67, 92, 115, 134, 230, 268, 335, 460, 670, 1340, 1541, 2089, 3082, 4178, 6164, 7705, 8356, 10445, 15410, 20890, 30820, 41780, 48047, 96094, 139963, 192188, 240235, 279926, 480470, 559852, 699815, 960940, 1399630, 2799260, 3219149, 6438298, 12876596, 16095745, 32191490, 64382980]

約数ペア:

[(1, 64382980), (2, 32191490), (4, 16095745), (5, 12876596), (10, 6438298), (20, 3219149), (23, 2799260), (46, 1399630), (67, 960940), (92, 699815), (115, 559852), (134, 480470), (230, 279926), (268, 240235), (335, 192188), (460, 139963), (670, 96094), (1340, 48047), (1541, 41780), (2089, 30820), (3082, 20890), (4178, 15410), (6164, 10445), (7705, 8356)]