80303888

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 186178560

約数和(自身を除く): 105874672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 101, 112, 124, 202, 217, 229, 248, 404, 434, 458, 496, 707, 808, 868, 916, 1414, 1603, 1616, 1736, 1832, 2828, 3131, 3206, 3472, 3664, 5656, 6262, 6412, 7099, 11312, 12524, 12824, 14198, 21917, 23129, 25048, 25648, 28396, 43834, 46258, 49693, 50096, 56792, 87668, 92516, 99386, 113584, 161903, 175336, 185032, 198772, 323806, 350672, 370064, 397544, 647612, 716999, 795088, 1295224, 1433998, 2590448, 2867996, 5018993, 5735992, 10037986, 11471984, 20075972, 40151944, 80303888]

約数ペア:

[(1, 80303888), (2, 40151944), (4, 20075972), (7, 11471984), (8, 10037986), (14, 5735992), (16, 5018993), (28, 2867996), (31, 2590448), (56, 1433998), (62, 1295224), (101, 795088), (112, 716999), (124, 647612), (202, 397544), (217, 370064), (229, 350672), (248, 323806), (404, 198772), (434, 185032), (458, 175336), (496, 161903), (707, 113584), (808, 99386), (868, 92516), (916, 87668), (1414, 56792), (1603, 50096), (1616, 49693), (1736, 46258), (1832, 43834), (2828, 28396), (3131, 25648), (3206, 25048), (3472, 23129), (3664, 21917), (5656, 14198), (6262, 12824), (6412, 12524), (7099, 11312)]