201632960

素因数分解:

$2^6\times 5^1\times {\mathrm{641}}^1\times {\mathrm{983}}^1$

素因数の和:1641

約数の個数: 56

約数和(自身を含む): 481376736

約数和(自身を除く): 279743776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 641, 983, 1282, 1966, 2564, 3205, 3932, 4915, 5128, 6410, 7864, 9830, 10256, 12820, 15728, 19660, 20512, 25640, 31456, 39320, 41024, 51280, 62912, 78640, 102560, 157280, 205120, 314560, 630103, 1260206, 2520412, 3150515, 5040824, 6301030, 10081648, 12602060, 20163296, 25204120, 40326592, 50408240, 100816480, 201632960]

約数ペア:

[(1, 201632960), (2, 100816480), (4, 50408240), (5, 40326592), (8, 25204120), (10, 20163296), (16, 12602060), (20, 10081648), (32, 6301030), (40, 5040824), (64, 3150515), (80, 2520412), (160, 1260206), (320, 630103), (641, 314560), (983, 205120), (1282, 157280), (1966, 102560), (2564, 78640), (3205, 62912), (3932, 51280), (4915, 41024), (5128, 39320), (6410, 31456), (7864, 25640), (9830, 20512), (10256, 19660), (12820, 15728)]