75421840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1543}}^1$

素因数の和:1616

約数の個数: 80

約数和(自身を含む): 192987648

約数和(自身を除く): 117565808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1222, 1543, 1880, 2444, 3055, 3086, 3760, 4888, 6110, 6172, 7715, 9776, 12220, 12344, 15430, 20059, 24440, 24688, 30860, 40118, 48880, 61720, 72521, 80236, 100295, 123440, 145042, 160472, 200590, 290084, 320944, 362605, 401180, 580168, 725210, 802360, 942773, 1160336, 1450420, 1604720, 1885546, 2900840, 3771092, 4713865, 5801680, 7542184, 9427730, 15084368, 18855460, 37710920, 75421840]

約数ペア:

[(1, 75421840), (2, 37710920), (4, 18855460), (5, 15084368), (8, 9427730), (10, 7542184), (13, 5801680), (16, 4713865), (20, 3771092), (26, 2900840), (40, 1885546), (47, 1604720), (52, 1450420), (65, 1160336), (80, 942773), (94, 802360), (104, 725210), (130, 580168), (188, 401180), (208, 362605), (235, 320944), (260, 290084), (376, 200590), (470, 160472), (520, 145042), (611, 123440), (752, 100295), (940, 80236), (1040, 72521), (1222, 61720), (1543, 48880), (1880, 40118), (2444, 30860), (3055, 24688), (3086, 24440), (3760, 20059), (4888, 15430), (6110, 12344), (6172, 12220), (7715, 9776)]