81391744

素因数分解:

$2^7\times 7^2\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:730

約数の個数: 96

約数和(自身を含む): 198838800

約数和(自身を除く): 117447056

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 196, 224, 266, 304, 392, 448, 532, 608, 683, 784, 896, 931, 1064, 1216, 1366, 1568, 1862, 2128, 2432, 2732, 3136, 3724, 4256, 4781, 5464, 6272, 7448, 8512, 9562, 10928, 12977, 14896, 17024, 19124, 21856, 25954, 29792, 33467, 38248, 43712, 51908, 59584, 66934, 76496, 87424, 90839, 103816, 119168, 133868, 152992, 181678, 207632, 267736, 305984, 363356, 415264, 535472, 611968, 635873, 726712, 830528, 1070944, 1271746, 1453424, 1661056, 2141888, 2543492, 2906848, 4283776, 5086984, 5813696, 10173968, 11627392, 20347936, 40695872, 81391744]

約数ペア:

[(1, 81391744), (2, 40695872), (4, 20347936), (7, 11627392), (8, 10173968), (14, 5813696), (16, 5086984), (19, 4283776), (28, 2906848), (32, 2543492), (38, 2141888), (49, 1661056), (56, 1453424), (64, 1271746), (76, 1070944), (98, 830528), (112, 726712), (128, 635873), (133, 611968), (152, 535472), (196, 415264), (224, 363356), (266, 305984), (304, 267736), (392, 207632), (448, 181678), (532, 152992), (608, 133868), (683, 119168), (784, 103816), (896, 90839), (931, 87424), (1064, 76496), (1216, 66934), (1366, 59584), (1568, 51908), (1862, 43712), (2128, 38248), (2432, 33467), (2732, 29792), (3136, 25954), (3724, 21856), (4256, 19124), (4781, 17024), (5464, 14896), (6272, 12977), (7448, 10928), (8512, 9562)]