15164890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 31352832

約数和(自身を除く): 16187942

約数列:

[1, 2, 5, 10, 13, 26, 31, 53, 62, 65, 71, 106, 130, 142, 155, 265, 310, 355, 403, 530, 689, 710, 806, 923, 1378, 1643, 1846, 2015, 2201, 3286, 3445, 3763, 4030, 4402, 4615, 6890, 7526, 8215, 9230, 11005, 16430, 18815, 21359, 22010, 28613, 37630, 42718, 48919, 57226, 97838, 106795, 116653, 143065, 213590, 233306, 244595, 286130, 489190, 583265, 1166530, 1516489, 3032978, 7582445, 15164890]

約数ペア:

[(1, 15164890), (2, 7582445), (5, 3032978), (10, 1516489), (13, 1166530), (26, 583265), (31, 489190), (53, 286130), (62, 244595), (65, 233306), (71, 213590), (106, 143065), (130, 116653), (142, 106795), (155, 97838), (265, 57226), (310, 48919), (355, 42718), (403, 37630), (530, 28613), (689, 22010), (710, 21359), (806, 18815), (923, 16430), (1378, 11005), (1643, 9230), (1846, 8215), (2015, 7526), (2201, 6890), (3286, 4615), (3445, 4402), (3763, 4030)]