81690270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5167}}^1$

素因数の和:5225

約数の個数: 64

約数和(自身を含む): 214327296

約数和(自身を除く): 132637026

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 51, 62, 85, 93, 102, 155, 170, 186, 255, 310, 465, 510, 527, 930, 1054, 1581, 2635, 3162, 5167, 5270, 7905, 10334, 15501, 15810, 25835, 31002, 51670, 77505, 87839, 155010, 160177, 175678, 263517, 320354, 439195, 480531, 527034, 800885, 878390, 961062, 1317585, 1601770, 2402655, 2635170, 2723009, 4805310, 5446018, 8169027, 13615045, 16338054, 27230090, 40845135, 81690270]

約数ペア:

[(1, 81690270), (2, 40845135), (3, 27230090), (5, 16338054), (6, 13615045), (10, 8169027), (15, 5446018), (17, 4805310), (30, 2723009), (31, 2635170), (34, 2402655), (51, 1601770), (62, 1317585), (85, 961062), (93, 878390), (102, 800885), (155, 527034), (170, 480531), (186, 439195), (255, 320354), (310, 263517), (465, 175678), (510, 160177), (527, 155010), (930, 87839), (1054, 77505), (1581, 51670), (2635, 31002), (3162, 25835), (5167, 15810), (5270, 15501), (7905, 10334)]