164103620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1993}}^1$

素因数の和:2204

約数の個数: 48

約数和(自身を含む): 361791360

約数和(自身を除く): 197687740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 179, 230, 358, 460, 716, 895, 1790, 1993, 3580, 3986, 4117, 7972, 8234, 9965, 16468, 19930, 20585, 39860, 41170, 45839, 82340, 91678, 183356, 229195, 356747, 458390, 713494, 916780, 1426988, 1783735, 3567470, 7134940, 8205181, 16410362, 32820724, 41025905, 82051810, 164103620]

約数ペア:

[(1, 164103620), (2, 82051810), (4, 41025905), (5, 32820724), (10, 16410362), (20, 8205181), (23, 7134940), (46, 3567470), (92, 1783735), (115, 1426988), (179, 916780), (230, 713494), (358, 458390), (460, 356747), (716, 229195), (895, 183356), (1790, 91678), (1993, 82340), (3580, 45839), (3986, 41170), (4117, 39860), (7972, 20585), (8234, 19930), (9965, 16468)]