78206440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 199221120

約数和(自身を除く): 121014680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 169, 184, 230, 260, 299, 338, 460, 503, 520, 598, 676, 845, 920, 1006, 1196, 1352, 1495, 1690, 2012, 2392, 2515, 2990, 3380, 3887, 4024, 5030, 5980, 6539, 6760, 7774, 10060, 11569, 11960, 13078, 15548, 19435, 20120, 23138, 26156, 31096, 32695, 38870, 46276, 52312, 57845, 65390, 77740, 85007, 92552, 115690, 130780, 150397, 155480, 170014, 231380, 261560, 300794, 340028, 425035, 462760, 601588, 680056, 751985, 850070, 1203176, 1503970, 1700140, 1955161, 3007940, 3400280, 3910322, 6015880, 7820644, 9775805, 15641288, 19551610, 39103220, 78206440]

約数ペア:

[(1, 78206440), (2, 39103220), (4, 19551610), (5, 15641288), (8, 9775805), (10, 7820644), (13, 6015880), (20, 3910322), (23, 3400280), (26, 3007940), (40, 1955161), (46, 1700140), (52, 1503970), (65, 1203176), (92, 850070), (104, 751985), (115, 680056), (130, 601588), (169, 462760), (184, 425035), (230, 340028), (260, 300794), (299, 261560), (338, 231380), (460, 170014), (503, 155480), (520, 150397), (598, 130780), (676, 115690), (845, 92552), (920, 85007), (1006, 77740), (1196, 65390), (1352, 57845), (1495, 52312), (1690, 46276), (2012, 38870), (2392, 32695), (2515, 31096), (2990, 26156), (3380, 23138), (3887, 20120), (4024, 19435), (5030, 15548), (5980, 13078), (6539, 11960), (6760, 11569), (7774, 10060)]