89242790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{349}}^1$

素因数の和:657

約数の個数: 64

約数和(自身を含む): 198979200

約数和(自身を除く): 109736410

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 281, 349, 455, 562, 698, 910, 1405, 1745, 1967, 2443, 2810, 3490, 3653, 3934, 4537, 4886, 7306, 9074, 9835, 12215, 18265, 19670, 22685, 24430, 25571, 31759, 36530, 45370, 51142, 63518, 98069, 127855, 158795, 196138, 255710, 317590, 490345, 686483, 980690, 1274897, 1372966, 2549794, 3432415, 6374485, 6864830, 8924279, 12748970, 17848558, 44621395, 89242790]

約数ペア:

[(1, 89242790), (2, 44621395), (5, 17848558), (7, 12748970), (10, 8924279), (13, 6864830), (14, 6374485), (26, 3432415), (35, 2549794), (65, 1372966), (70, 1274897), (91, 980690), (130, 686483), (182, 490345), (281, 317590), (349, 255710), (455, 196138), (562, 158795), (698, 127855), (910, 98069), (1405, 63518), (1745, 51142), (1967, 45370), (2443, 36530), (2810, 31759), (3490, 25571), (3653, 24430), (3934, 22685), (4537, 19670), (4886, 18265), (7306, 12215), (9074, 9835)]