826670260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{1867}}^1$

素因数の和:2033

約数の個数: 72

約数和(自身を含む): 1895183136

約数和(自身を除く): 1068512876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 169, 260, 262, 338, 524, 655, 676, 845, 1310, 1690, 1703, 1867, 2620, 3380, 3406, 3734, 6812, 7468, 8515, 9335, 17030, 18670, 22139, 24271, 34060, 37340, 44278, 48542, 88556, 97084, 110695, 121355, 221390, 242710, 244577, 315523, 442780, 485420, 489154, 631046, 978308, 1222885, 1262092, 1577615, 2445770, 3155230, 3179501, 4891540, 6310460, 6359002, 12718004, 15897505, 31795010, 41333513, 63590020, 82667026, 165334052, 206667565, 413335130, 826670260]

約数ペア:

[(1, 826670260), (2, 413335130), (4, 206667565), (5, 165334052), (10, 82667026), (13, 63590020), (20, 41333513), (26, 31795010), (52, 15897505), (65, 12718004), (130, 6359002), (131, 6310460), (169, 4891540), (260, 3179501), (262, 3155230), (338, 2445770), (524, 1577615), (655, 1262092), (676, 1222885), (845, 978308), (1310, 631046), (1690, 489154), (1703, 485420), (1867, 442780), (2620, 315523), (3380, 244577), (3406, 242710), (3734, 221390), (6812, 121355), (7468, 110695), (8515, 97084), (9335, 88556), (17030, 48542), (18670, 44278), (22139, 37340), (24271, 34060)]