970778900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{997}}^1$

素因数の和:1138

約数の個数: 144

約数和(自身を含む): 2619582336

約数和(自身を除く): 1648803436

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 107, 130, 140, 175, 182, 214, 260, 325, 350, 364, 428, 455, 535, 650, 700, 749, 910, 997, 1070, 1300, 1391, 1498, 1820, 1994, 2140, 2275, 2675, 2782, 2996, 3745, 3988, 4550, 4985, 5350, 5564, 6955, 6979, 7490, 9100, 9737, 9970, 10700, 12961, 13910, 13958, 14980, 18725, 19474, 19940, 24925, 25922, 27820, 27916, 34775, 34895, 37450, 38948, 48685, 49850, 51844, 64805, 69550, 69790, 74900, 90727, 97370, 99700, 106679, 129610, 139100, 139580, 174475, 181454, 194740, 213358, 243425, 259220, 324025, 348950, 362908, 426716, 453635, 486850, 533395, 648050, 697900, 746753, 907270, 973700, 1066790, 1296100, 1386827, 1493506, 1814540, 2133580, 2268175, 2666975, 2773654, 2987012, 3733765, 4536350, 5333950, 5547308, 6934135, 7467530, 9072700, 9707789, 10667900, 13868270, 14935060, 18668825, 19415578, 27736540, 34670675, 37337650, 38831156, 48538945, 69341350, 74675300, 97077890, 138682700, 194155780, 242694725, 485389450, 970778900]

約数ペア:

[(1, 970778900), (2, 485389450), (4, 242694725), (5, 194155780), (7, 138682700), (10, 97077890), (13, 74675300), (14, 69341350), (20, 48538945), (25, 38831156), (26, 37337650), (28, 34670675), (35, 27736540), (50, 19415578), (52, 18668825), (65, 14935060), (70, 13868270), (91, 10667900), (100, 9707789), (107, 9072700), (130, 7467530), (140, 6934135), (175, 5547308), (182, 5333950), (214, 4536350), (260, 3733765), (325, 2987012), (350, 2773654), (364, 2666975), (428, 2268175), (455, 2133580), (535, 1814540), (650, 1493506), (700, 1386827), (749, 1296100), (910, 1066790), (997, 973700), (1070, 907270), (1300, 746753), (1391, 697900), (1498, 648050), (1820, 533395), (1994, 486850), (2140, 453635), (2275, 426716), (2675, 362908), (2782, 348950), (2996, 324025), (3745, 259220), (3988, 243425), (4550, 213358), (4985, 194740), (5350, 181454), (5564, 174475), (6955, 139580), (6979, 139100), (7490, 129610), (9100, 106679), (9737, 99700), (9970, 97370), (10700, 90727), (12961, 74900), (13910, 69790), (13958, 69550), (14980, 64805), (18725, 51844), (19474, 49850), (19940, 48685), (24925, 38948), (25922, 37450), (27820, 34895), (27916, 34775)]