20173161650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1\times {\mathrm{1049}}^1$

素因数の和:1764

約数の個数: 96

約数和(自身を含む): 40872384000

約数和(自身を除く): 20699222350

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 653, 775, 950, 1049, 1178, 1306, 1550, 2098, 2945, 3265, 5245, 5890, 6530, 10490, 12407, 14725, 16325, 19931, 20243, 24814, 26225, 29450, 32519, 32650, 39862, 40486, 52450, 62035, 65038, 99655, 101215, 124070, 162595, 199310, 202430, 310175, 325190, 384617, 498275, 506075, 617861, 620350, 684997, 769234, 812975, 996550, 1012150, 1235722, 1369994, 1625950, 1923085, 3089305, 3424985, 3846170, 6178610, 6849970, 9615425, 13014943, 15446525, 17124925, 19230850, 21234907, 26029886, 30893050, 34249850, 42469814, 65074715, 106174535, 130149430, 212349070, 325373575, 403463233, 530872675, 650747150, 806926466, 1061745350, 2017316165, 4034632330, 10086580825, 20173161650]

約数ペア:

[(1, 20173161650), (2, 10086580825), (5, 4034632330), (10, 2017316165), (19, 1061745350), (25, 806926466), (31, 650747150), (38, 530872675), (50, 403463233), (62, 325373575), (95, 212349070), (155, 130149430), (190, 106174535), (310, 65074715), (475, 42469814), (589, 34249850), (653, 30893050), (775, 26029886), (950, 21234907), (1049, 19230850), (1178, 17124925), (1306, 15446525), (1550, 13014943), (2098, 9615425), (2945, 6849970), (3265, 6178610), (5245, 3846170), (5890, 3424985), (6530, 3089305), (10490, 1923085), (12407, 1625950), (14725, 1369994), (16325, 1235722), (19931, 1012150), (20243, 996550), (24814, 812975), (26225, 769234), (29450, 684997), (32519, 620350), (32650, 617861), (39862, 506075), (40486, 498275), (52450, 384617), (62035, 325190), (65038, 310175), (99655, 202430), (101215, 199310), (124070, 162595)]