25528238080

素因数分解:

$2^{17}\times 5^1\times {\mathrm{38953}}^1$

素因数の和:38992

約数の個数: 72

約数和(自身を含む): 61269110532

約数和(自身を除く): 35740872452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 8192, 10240, 16384, 20480, 32768, 38953, 40960, 65536, 77906, 81920, 131072, 155812, 163840, 194765, 311624, 327680, 389530, 623248, 655360, 779060, 1246496, 1558120, 2492992, 3116240, 4985984, 6232480, 9971968, 12464960, 19943936, 24929920, 39887872, 49859840, 79775744, 99719680, 159551488, 199439360, 319102976, 398878720, 638205952, 797757440, 1276411904, 1595514880, 2552823808, 3191029760, 5105647616, 6382059520, 12764119040, 25528238080]

約数ペア:

[(1, 25528238080), (2, 12764119040), (4, 6382059520), (5, 5105647616), (8, 3191029760), (10, 2552823808), (16, 1595514880), (20, 1276411904), (32, 797757440), (40, 638205952), (64, 398878720), (80, 319102976), (128, 199439360), (160, 159551488), (256, 99719680), (320, 79775744), (512, 49859840), (640, 39887872), (1024, 24929920), (1280, 19943936), (2048, 12464960), (2560, 9971968), (4096, 6232480), (5120, 4985984), (8192, 3116240), (10240, 2492992), (16384, 1558120), (20480, 1246496), (32768, 779060), (38953, 655360), (40960, 623248), (65536, 389530), (77906, 327680), (81920, 311624), (131072, 194765), (155812, 163840)]