1010990080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{379}}^1\times {\mathrm{521}}^1$

素因数の和:925

約数の個数: 88

約数和(自身を含む): 2436257520

約数和(自身を除く): 1425267440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 379, 512, 521, 640, 758, 1024, 1042, 1280, 1516, 1895, 2084, 2560, 2605, 3032, 3790, 4168, 5120, 5210, 6064, 7580, 8336, 10420, 12128, 15160, 16672, 20840, 24256, 30320, 33344, 41680, 48512, 60640, 66688, 83360, 97024, 121280, 133376, 166720, 194048, 197459, 242560, 266752, 333440, 388096, 394918, 485120, 533504, 666880, 789836, 970240, 987295, 1333760, 1579672, 1940480, 1974590, 2667520, 3159344, 3949180, 6318688, 7898360, 12637376, 15796720, 25274752, 31593440, 50549504, 63186880, 101099008, 126373760, 202198016, 252747520, 505495040, 1010990080]

約数ペア:

[(1, 1010990080), (2, 505495040), (4, 252747520), (5, 202198016), (8, 126373760), (10, 101099008), (16, 63186880), (20, 50549504), (32, 31593440), (40, 25274752), (64, 15796720), (80, 12637376), (128, 7898360), (160, 6318688), (256, 3949180), (320, 3159344), (379, 2667520), (512, 1974590), (521, 1940480), (640, 1579672), (758, 1333760), (1024, 987295), (1042, 970240), (1280, 789836), (1516, 666880), (1895, 533504), (2084, 485120), (2560, 394918), (2605, 388096), (3032, 333440), (3790, 266752), (4168, 242560), (5120, 197459), (5210, 194048), (6064, 166720), (7580, 133376), (8336, 121280), (10420, 97024), (12128, 83360), (15160, 66688), (16672, 60640), (20840, 48512), (24256, 41680), (30320, 33344)]