81787776

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{30427}}^1$

素因数の和:30451

約数の個数: 64

約数和(自身を含む): 248292480

約数和(自身を除く): 166504704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 30427, 60854, 91281, 121708, 182562, 212989, 243416, 365124, 425978, 486832, 638967, 730248, 851956, 973664, 1277934, 1460496, 1703912, 1947328, 2555868, 2920992, 3407824, 3894656, 5111736, 5841984, 6815648, 10223472, 11683968, 13631296, 20446944, 27262592, 40893888, 81787776]

約数ペア:

[(1, 81787776), (2, 40893888), (3, 27262592), (4, 20446944), (6, 13631296), (7, 11683968), (8, 10223472), (12, 6815648), (14, 5841984), (16, 5111736), (21, 3894656), (24, 3407824), (28, 2920992), (32, 2555868), (42, 1947328), (48, 1703912), (56, 1460496), (64, 1277934), (84, 973664), (96, 851956), (112, 730248), (128, 638967), (168, 486832), (192, 425978), (224, 365124), (336, 243416), (384, 212989), (448, 182562), (672, 121708), (896, 91281), (1344, 60854), (2688, 30427)]