72709510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:361

約数の個数: 48

約数和(自身を含む): 140802480

約数和(自身を除く): 68092970

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 181, 278, 289, 362, 578, 695, 905, 1390, 1445, 1810, 2363, 2890, 3077, 4726, 6154, 11815, 15385, 23630, 25159, 30770, 40171, 50318, 52309, 80342, 104618, 125795, 200855, 251590, 261545, 401710, 427703, 523090, 855406, 2138515, 4277030, 7270951, 14541902, 36354755, 72709510]

約数ペア:

[(1, 72709510), (2, 36354755), (5, 14541902), (10, 7270951), (17, 4277030), (34, 2138515), (85, 855406), (139, 523090), (170, 427703), (181, 401710), (278, 261545), (289, 251590), (362, 200855), (578, 125795), (695, 104618), (905, 80342), (1390, 52309), (1445, 50318), (1810, 40171), (2363, 30770), (2890, 25159), (3077, 23630), (4726, 15385), (6154, 11815)]