25335040

素因数分解:

$2^8\times 5^1\times {\mathrm{19793}}^1$

素因数の和:19814

約数の個数: 36

約数和(自身を含む): 60688404

約数和(自身を除く): 35353364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 19793, 39586, 79172, 98965, 158344, 197930, 316688, 395860, 633376, 791720, 1266752, 1583440, 2533504, 3166880, 5067008, 6333760, 12667520, 25335040]

約数ペア:

[(1, 25335040), (2, 12667520), (4, 6333760), (5, 5067008), (8, 3166880), (10, 2533504), (16, 1583440), (20, 1266752), (32, 791720), (40, 633376), (64, 395860), (80, 316688), (128, 197930), (160, 158344), (256, 98965), (320, 79172), (640, 39586), (1280, 19793)]