89766440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 209468160

約数和(自身を除く): 119701720

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 131, 148, 185, 262, 296, 370, 463, 524, 655, 740, 926, 1048, 1310, 1480, 1852, 2315, 2620, 3704, 4630, 4847, 5240, 9260, 9694, 17131, 18520, 19388, 24235, 34262, 38776, 48470, 60653, 68524, 85655, 96940, 121306, 137048, 171310, 193880, 242612, 303265, 342620, 485224, 606530, 685240, 1213060, 2244161, 2426120, 4488322, 8976644, 11220805, 17953288, 22441610, 44883220, 89766440]

約数ペア:

[(1, 89766440), (2, 44883220), (4, 22441610), (5, 17953288), (8, 11220805), (10, 8976644), (20, 4488322), (37, 2426120), (40, 2244161), (74, 1213060), (131, 685240), (148, 606530), (185, 485224), (262, 342620), (296, 303265), (370, 242612), (463, 193880), (524, 171310), (655, 137048), (740, 121306), (926, 96940), (1048, 85655), (1310, 68524), (1480, 60653), (1852, 48470), (2315, 38776), (2620, 34262), (3704, 24235), (4630, 19388), (4847, 18520), (5240, 17131), (9260, 9694)]