158995970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{5839}}^1$

素因数の和:6242

約数の個数: 32

約数和(自身を含む): 327974400

約数和(自身を除く): 168978430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 389, 778, 1945, 2723, 3890, 5446, 5839, 11678, 13615, 27230, 29195, 40873, 58390, 81746, 204365, 408730, 2271371, 4542742, 11356855, 15899597, 22713710, 31799194, 79497985, 158995970]

約数ペア:

[(1, 158995970), (2, 79497985), (5, 31799194), (7, 22713710), (10, 15899597), (14, 11356855), (35, 4542742), (70, 2271371), (389, 408730), (778, 204365), (1945, 81746), (2723, 58390), (3890, 40873), (5446, 29195), (5839, 27230), (11678, 13615)]