86531970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{3851}}^1$

素因数の和:3975

約数の個数: 64

約数和(自身を含む): 239625216

約数和(自身を除く): 153093246

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 107, 210, 214, 321, 535, 642, 749, 1070, 1498, 1605, 2247, 3210, 3745, 3851, 4494, 7490, 7702, 11235, 11553, 19255, 22470, 23106, 26957, 38510, 53914, 57765, 80871, 115530, 134785, 161742, 269570, 404355, 412057, 808710, 824114, 1236171, 2060285, 2472342, 2884399, 4120570, 5768798, 6180855, 8653197, 12361710, 14421995, 17306394, 28843990, 43265985, 86531970]

約数ペア:

[(1, 86531970), (2, 43265985), (3, 28843990), (5, 17306394), (6, 14421995), (7, 12361710), (10, 8653197), (14, 6180855), (15, 5768798), (21, 4120570), (30, 2884399), (35, 2472342), (42, 2060285), (70, 1236171), (105, 824114), (107, 808710), (210, 412057), (214, 404355), (321, 269570), (535, 161742), (642, 134785), (749, 115530), (1070, 80871), (1498, 57765), (1605, 53914), (2247, 38510), (3210, 26957), (3745, 23106), (3851, 22470), (4494, 19255), (7490, 11553), (7702, 11235)]