15898131880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2521}}^1\times {\mathrm{4261}}^1$

素因数の和:6830

約数の個数: 64

約数和(自身を含む): 36760772880

約数和(自身を除く): 20862641000

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 2521, 4261, 5042, 8522, 10084, 12605, 17044, 20168, 21305, 25210, 34088, 42610, 50420, 85220, 93277, 100840, 157657, 170440, 186554, 315314, 373108, 466385, 630628, 746216, 788285, 932770, 1261256, 1576570, 1865540, 3153140, 3731080, 6306280, 10741981, 21483962, 42967924, 53709905, 85935848, 107419810, 214839620, 397453297, 429679240, 794906594, 1589813188, 1987266485, 3179626376, 3974532970, 7949065940, 15898131880]

約数ペア:

[(1, 15898131880), (2, 7949065940), (4, 3974532970), (5, 3179626376), (8, 1987266485), (10, 1589813188), (20, 794906594), (37, 429679240), (40, 397453297), (74, 214839620), (148, 107419810), (185, 85935848), (296, 53709905), (370, 42967924), (740, 21483962), (1480, 10741981), (2521, 6306280), (4261, 3731080), (5042, 3153140), (8522, 1865540), (10084, 1576570), (12605, 1261256), (17044, 932770), (20168, 788285), (21305, 746216), (25210, 630628), (34088, 466385), (42610, 373108), (50420, 315314), (85220, 186554), (93277, 170440), (100840, 157657)]