64830220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 169344000

約数和(自身を除く): 104513780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 179, 182, 199, 260, 358, 364, 398, 455, 716, 796, 895, 910, 995, 1253, 1393, 1790, 1820, 1990, 2327, 2506, 2587, 2786, 3580, 3980, 4654, 5012, 5174, 5572, 6265, 6965, 9308, 10348, 11635, 12530, 12935, 13930, 16289, 18109, 23270, 25060, 25870, 27860, 32578, 35621, 36218, 46540, 51740, 65156, 71242, 72436, 81445, 90545, 142484, 162890, 178105, 181090, 249347, 325780, 356210, 362180, 463073, 498694, 712420, 926146, 997388, 1246735, 1852292, 2315365, 2493470, 3241511, 4630730, 4986940, 6483022, 9261460, 12966044, 16207555, 32415110, 64830220]

約数ペア:

[(1, 64830220), (2, 32415110), (4, 16207555), (5, 12966044), (7, 9261460), (10, 6483022), (13, 4986940), (14, 4630730), (20, 3241511), (26, 2493470), (28, 2315365), (35, 1852292), (52, 1246735), (65, 997388), (70, 926146), (91, 712420), (130, 498694), (140, 463073), (179, 362180), (182, 356210), (199, 325780), (260, 249347), (358, 181090), (364, 178105), (398, 162890), (455, 142484), (716, 90545), (796, 81445), (895, 72436), (910, 71242), (995, 65156), (1253, 51740), (1393, 46540), (1790, 36218), (1820, 35621), (1990, 32578), (2327, 27860), (2506, 25870), (2587, 25060), (2786, 23270), (3580, 18109), (3980, 16289), (4654, 13930), (5012, 12935), (5174, 12530), (5572, 11635), (6265, 10348), (6965, 9308)]