21650200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{757}}^1$

素因数の和:797

約数の個数: 96

約数和(自身を含む): 59214960

約数和(自身を除く): 37564760

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 88, 100, 104, 110, 130, 143, 200, 220, 260, 275, 286, 325, 440, 520, 550, 572, 650, 715, 757, 1100, 1144, 1300, 1430, 1514, 2200, 2600, 2860, 3028, 3575, 3785, 5720, 6056, 7150, 7570, 8327, 9841, 14300, 15140, 16654, 18925, 19682, 28600, 30280, 33308, 37850, 39364, 41635, 49205, 66616, 75700, 78728, 83270, 98410, 108251, 151400, 166540, 196820, 208175, 216502, 246025, 333080, 393640, 416350, 433004, 492050, 541255, 832700, 866008, 984100, 1082510, 1665400, 1968200, 2165020, 2706275, 4330040, 5412550, 10825100, 21650200]

約数ペア:

[(1, 21650200), (2, 10825100), (4, 5412550), (5, 4330040), (8, 2706275), (10, 2165020), (11, 1968200), (13, 1665400), (20, 1082510), (22, 984100), (25, 866008), (26, 832700), (40, 541255), (44, 492050), (50, 433004), (52, 416350), (55, 393640), (65, 333080), (88, 246025), (100, 216502), (104, 208175), (110, 196820), (130, 166540), (143, 151400), (200, 108251), (220, 98410), (260, 83270), (275, 78728), (286, 75700), (325, 66616), (440, 49205), (520, 41635), (550, 39364), (572, 37850), (650, 33308), (715, 30280), (757, 28600), (1100, 19682), (1144, 18925), (1300, 16654), (1430, 15140), (1514, 14300), (2200, 9841), (2600, 8327), (2860, 7570), (3028, 7150), (3575, 6056), (3785, 5720)]