64895488

素因数分解:

$2^9\times 7^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:997

約数の個数: 80

約数和(自身を含む): 156150720

約数和(自身を除く): 91255232

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 512, 532, 608, 896, 953, 1064, 1216, 1792, 1906, 2128, 2432, 3584, 3812, 4256, 4864, 6671, 7624, 8512, 9728, 13342, 15248, 17024, 18107, 26684, 30496, 34048, 36214, 53368, 60992, 68096, 72428, 106736, 121984, 126749, 144856, 213472, 243968, 253498, 289712, 426944, 487936, 506996, 579424, 853888, 1013992, 1158848, 1707776, 2027984, 2317696, 3415552, 4055968, 4635392, 8111936, 9270784, 16223872, 32447744, 64895488]

約数ペア:

[(1, 64895488), (2, 32447744), (4, 16223872), (7, 9270784), (8, 8111936), (14, 4635392), (16, 4055968), (19, 3415552), (28, 2317696), (32, 2027984), (38, 1707776), (56, 1158848), (64, 1013992), (76, 853888), (112, 579424), (128, 506996), (133, 487936), (152, 426944), (224, 289712), (256, 253498), (266, 243968), (304, 213472), (448, 144856), (512, 126749), (532, 121984), (608, 106736), (896, 72428), (953, 68096), (1064, 60992), (1216, 53368), (1792, 36214), (1906, 34048), (2128, 30496), (2432, 26684), (3584, 18107), (3812, 17024), (4256, 15248), (4864, 13342), (6671, 9728), (7624, 8512)]