87585820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1733}}^1$

素因数の和:1787

約数の個数: 72

約数和(自身を含む): 221979744

約数和(自身を除く): 134393924

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 361, 380, 532, 665, 722, 1330, 1444, 1733, 1805, 2527, 2660, 3466, 3610, 5054, 6932, 7220, 8665, 10108, 12131, 12635, 17330, 24262, 25270, 32927, 34660, 48524, 50540, 60655, 65854, 121310, 131708, 164635, 230489, 242620, 329270, 460978, 625613, 658540, 921956, 1152445, 1251226, 2304890, 2502452, 3128065, 4379291, 4609780, 6256130, 8758582, 12512260, 17517164, 21896455, 43792910, 87585820]

約数ペア:

[(1, 87585820), (2, 43792910), (4, 21896455), (5, 17517164), (7, 12512260), (10, 8758582), (14, 6256130), (19, 4609780), (20, 4379291), (28, 3128065), (35, 2502452), (38, 2304890), (70, 1251226), (76, 1152445), (95, 921956), (133, 658540), (140, 625613), (190, 460978), (266, 329270), (361, 242620), (380, 230489), (532, 164635), (665, 131708), (722, 121310), (1330, 65854), (1444, 60655), (1733, 50540), (1805, 48524), (2527, 34660), (2660, 32927), (3466, 25270), (3610, 24262), (5054, 17330), (6932, 12635), (7220, 12131), (8665, 10108)]