653893270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 1273708800

約数和(自身を除く): 619815530

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 158, 170, 181, 269, 362, 395, 538, 790, 905, 1343, 1345, 1810, 2686, 2690, 3077, 4573, 6154, 6715, 9146, 13430, 14299, 15385, 21251, 22865, 28598, 30770, 42502, 45730, 48689, 71495, 97378, 106255, 142990, 212510, 243083, 243445, 361267, 486166, 486890, 722534, 827713, 1215415, 1655426, 1806335, 2430830, 3612670, 3846431, 4138565, 7692862, 8277130, 19232155, 38464310, 65389327, 130778654, 326946635, 653893270]

約数ペア:

[(1, 653893270), (2, 326946635), (5, 130778654), (10, 65389327), (17, 38464310), (34, 19232155), (79, 8277130), (85, 7692862), (158, 4138565), (170, 3846431), (181, 3612670), (269, 2430830), (362, 1806335), (395, 1655426), (538, 1215415), (790, 827713), (905, 722534), (1343, 486890), (1345, 486166), (1810, 361267), (2686, 243445), (2690, 243083), (3077, 212510), (4573, 142990), (6154, 106255), (6715, 97378), (9146, 71495), (13430, 48689), (14299, 45730), (15385, 42502), (21251, 30770), (22865, 28598)]