91868140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7211}}^1$

素因数の和:7247

約数の個数: 72

約数和(自身を含む): 241717392

約数和(自身を除く): 149849252

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 7211, 12740, 14422, 28844, 36055, 50477, 72110, 93743, 100954, 144220, 187486, 201908, 252385, 353339, 374972, 468715, 504770, 656201, 706678, 937430, 1009540, 1312402, 1413356, 1766695, 1874860, 2624804, 3281005, 3533390, 4593407, 6562010, 7066780, 9186814, 13124020, 18373628, 22967035, 45934070, 91868140]

約数ペア:

[(1, 91868140), (2, 45934070), (4, 22967035), (5, 18373628), (7, 13124020), (10, 9186814), (13, 7066780), (14, 6562010), (20, 4593407), (26, 3533390), (28, 3281005), (35, 2624804), (49, 1874860), (52, 1766695), (65, 1413356), (70, 1312402), (91, 1009540), (98, 937430), (130, 706678), (140, 656201), (182, 504770), (196, 468715), (245, 374972), (260, 353339), (364, 252385), (455, 201908), (490, 187486), (637, 144220), (910, 100954), (980, 93743), (1274, 72110), (1820, 50477), (2548, 36055), (3185, 28844), (6370, 14422), (7211, 12740)]