26011760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:298

約数の個数: 80

約数和(自身を含む): 64653600

約数和(自身を除く): 38641840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 109, 152, 157, 190, 218, 304, 314, 380, 436, 545, 628, 760, 785, 872, 1090, 1256, 1520, 1570, 1744, 2071, 2180, 2512, 2983, 3140, 4142, 4360, 5966, 6280, 8284, 8720, 10355, 11932, 12560, 14915, 16568, 17113, 20710, 23864, 29830, 33136, 34226, 41420, 47728, 59660, 68452, 82840, 85565, 119320, 136904, 165680, 171130, 238640, 273808, 325147, 342260, 650294, 684520, 1300588, 1369040, 1625735, 2601176, 3251470, 5202352, 6502940, 13005880, 26011760]

約数ペア:

[(1, 26011760), (2, 13005880), (4, 6502940), (5, 5202352), (8, 3251470), (10, 2601176), (16, 1625735), (19, 1369040), (20, 1300588), (38, 684520), (40, 650294), (76, 342260), (80, 325147), (95, 273808), (109, 238640), (152, 171130), (157, 165680), (190, 136904), (218, 119320), (304, 85565), (314, 82840), (380, 68452), (436, 59660), (545, 47728), (628, 41420), (760, 34226), (785, 33136), (872, 29830), (1090, 23864), (1256, 20710), (1520, 17113), (1570, 16568), (1744, 14915), (2071, 12560), (2180, 11932), (2512, 10355), (2983, 8720), (3140, 8284), (4142, 6280), (4360, 5966)]