38667520

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1777}}^1$

素因数の和:1815

約数の個数: 72

約数和(自身を含む): 98124264

約数和(自身を除く): 59456744

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 1777, 2176, 2720, 3554, 4352, 5440, 7108, 8885, 10880, 14216, 17770, 21760, 28432, 30209, 35540, 56864, 60418, 71080, 113728, 120836, 142160, 151045, 227456, 241672, 284320, 302090, 454912, 483344, 568640, 604180, 966688, 1137280, 1208360, 1933376, 2274560, 2416720, 3866752, 4833440, 7733504, 9666880, 19333760, 38667520]

約数ペア:

[(1, 38667520), (2, 19333760), (4, 9666880), (5, 7733504), (8, 4833440), (10, 3866752), (16, 2416720), (17, 2274560), (20, 1933376), (32, 1208360), (34, 1137280), (40, 966688), (64, 604180), (68, 568640), (80, 483344), (85, 454912), (128, 302090), (136, 284320), (160, 241672), (170, 227456), (256, 151045), (272, 142160), (320, 120836), (340, 113728), (544, 71080), (640, 60418), (680, 56864), (1088, 35540), (1280, 30209), (1360, 28432), (1777, 21760), (2176, 17770), (2720, 14216), (3554, 10880), (4352, 8885), (5440, 7108)]