25090070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 50561280

約数和(自身を除く): 25471210

約数列:

[1, 2, 5, 10, 19, 37, 38, 43, 74, 83, 86, 95, 166, 185, 190, 215, 370, 415, 430, 703, 817, 830, 1406, 1577, 1591, 1634, 3071, 3154, 3182, 3515, 3569, 4085, 6142, 7030, 7138, 7885, 7955, 8170, 15355, 15770, 15910, 17845, 30229, 30710, 35690, 58349, 60458, 67811, 116698, 132053, 135622, 151145, 264106, 291745, 302290, 339055, 583490, 660265, 678110, 1320530, 2509007, 5018014, 12545035, 25090070]

約数ペア:

[(1, 25090070), (2, 12545035), (5, 5018014), (10, 2509007), (19, 1320530), (37, 678110), (38, 660265), (43, 583490), (74, 339055), (83, 302290), (86, 291745), (95, 264106), (166, 151145), (185, 135622), (190, 132053), (215, 116698), (370, 67811), (415, 60458), (430, 58349), (703, 35690), (817, 30710), (830, 30229), (1406, 17845), (1577, 15910), (1591, 15770), (1634, 15355), (3071, 8170), (3154, 7955), (3182, 7885), (3515, 7138), (3569, 7030), (4085, 6142)]