87109870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 176904000

約数和(自身を除く): 89794130

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 149, 170, 181, 190, 298, 323, 362, 646, 745, 905, 1490, 1615, 1810, 2533, 2831, 3077, 3230, 3439, 5066, 5662, 6154, 6878, 12665, 14155, 15385, 17195, 25330, 26969, 28310, 30770, 34390, 48127, 53938, 58463, 96254, 116926, 134845, 240635, 269690, 292315, 458473, 481270, 512411, 584630, 916946, 1024822, 2292365, 2562055, 4584730, 5124110, 8710987, 17421974, 43554935, 87109870]

約数ペア:

[(1, 87109870), (2, 43554935), (5, 17421974), (10, 8710987), (17, 5124110), (19, 4584730), (34, 2562055), (38, 2292365), (85, 1024822), (95, 916946), (149, 584630), (170, 512411), (181, 481270), (190, 458473), (298, 292315), (323, 269690), (362, 240635), (646, 134845), (745, 116926), (905, 96254), (1490, 58463), (1615, 53938), (1810, 48127), (2533, 34390), (2831, 30770), (3077, 28310), (3230, 26969), (3439, 25330), (5066, 17195), (5662, 15385), (6154, 14155), (6878, 12665)]