161231192015

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2333}}^1\times {\mathrm{2531}}^1$

素因数の和:5039

約数の個数: 32

約数和(自身を含む): 199700176896

約数和(自身を除く): 38468984881

約数列:

[1, 5, 43, 127, 215, 635, 2333, 2531, 5461, 11665, 12655, 27305, 100319, 108833, 296291, 321437, 501595, 544165, 1481455, 1607185, 5904823, 12740513, 13821791, 29524115, 63702565, 69108955, 253907389, 749912521, 1269536945, 3749562605, 32246238403, 161231192015]

約数ペア:

[(1, 161231192015), (5, 32246238403), (43, 3749562605), (127, 1269536945), (215, 749912521), (635, 253907389), (2333, 69108955), (2531, 63702565), (5461, 29524115), (11665, 13821791), (12655, 12740513), (27305, 5904823), (100319, 1607185), (108833, 1481455), (296291, 544165), (321437, 501595)]