55253900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2237}}^1$

素因数の和:2283

約数の個数: 72

約数和(自身を含む): 135980880

約数和(自身を除く): 80726980

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 2237, 2470, 4474, 4940, 6175, 8948, 11185, 12350, 22370, 24700, 29081, 42503, 44740, 55925, 58162, 85006, 111850, 116324, 145405, 170012, 212515, 223700, 290810, 425030, 552539, 581620, 727025, 850060, 1062575, 1105078, 1454050, 2125150, 2210156, 2762695, 2908100, 4250300, 5525390, 11050780, 13813475, 27626950, 55253900]

約数ペア:

[(1, 55253900), (2, 27626950), (4, 13813475), (5, 11050780), (10, 5525390), (13, 4250300), (19, 2908100), (20, 2762695), (25, 2210156), (26, 2125150), (38, 1454050), (50, 1105078), (52, 1062575), (65, 850060), (76, 727025), (95, 581620), (100, 552539), (130, 425030), (190, 290810), (247, 223700), (260, 212515), (325, 170012), (380, 145405), (475, 116324), (494, 111850), (650, 85006), (950, 58162), (988, 55925), (1235, 44740), (1300, 42503), (1900, 29081), (2237, 24700), (2470, 22370), (4474, 12350), (4940, 11185), (6175, 8948)]