25197760

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{1607}}^1$

素因数の和:1638

約数の個数: 84

約数和(自身を含む): 69841872

約数和(自身を除く): 44644112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1607, 1960, 2240, 3136, 3214, 3920, 6428, 7840, 8035, 11249, 12856, 15680, 16070, 22498, 25712, 32140, 44996, 51424, 56245, 64280, 78743, 89992, 102848, 112490, 128560, 157486, 179984, 224980, 257120, 314972, 359968, 393715, 449960, 514240, 629944, 719936, 787430, 899920, 1259888, 1574860, 1799840, 2519776, 3149720, 3599680, 5039552, 6299440, 12598880, 25197760]

約数ペア:

[(1, 25197760), (2, 12598880), (4, 6299440), (5, 5039552), (7, 3599680), (8, 3149720), (10, 2519776), (14, 1799840), (16, 1574860), (20, 1259888), (28, 899920), (32, 787430), (35, 719936), (40, 629944), (49, 514240), (56, 449960), (64, 393715), (70, 359968), (80, 314972), (98, 257120), (112, 224980), (140, 179984), (160, 157486), (196, 128560), (224, 112490), (245, 102848), (280, 89992), (320, 78743), (392, 64280), (448, 56245), (490, 51424), (560, 44996), (784, 32140), (980, 25712), (1120, 22498), (1568, 16070), (1607, 15680), (1960, 12856), (2240, 11249), (3136, 8035), (3214, 7840), (3920, 6428)]