725617908

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{251}}^1\times {\mathrm{613}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 1858592736

約数和(自身を除く): 1132974828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 251, 262, 393, 502, 524, 613, 753, 786, 1004, 1179, 1226, 1506, 1572, 1839, 2259, 2358, 2452, 3012, 3678, 4518, 4716, 5517, 7356, 9036, 11034, 22068, 32881, 65762, 80303, 98643, 131524, 153863, 160606, 197286, 240909, 295929, 307726, 321212, 394572, 461589, 481818, 591858, 615452, 722727, 923178, 963636, 1183716, 1384767, 1445454, 1846356, 2769534, 2890908, 5539068, 20156053, 40312106, 60468159, 80624212, 120936318, 181404477, 241872636, 362808954, 725617908]

約数ペア:

[(1, 725617908), (2, 362808954), (3, 241872636), (4, 181404477), (6, 120936318), (9, 80624212), (12, 60468159), (18, 40312106), (36, 20156053), (131, 5539068), (251, 2890908), (262, 2769534), (393, 1846356), (502, 1445454), (524, 1384767), (613, 1183716), (753, 963636), (786, 923178), (1004, 722727), (1179, 615452), (1226, 591858), (1506, 481818), (1572, 461589), (1839, 394572), (2259, 321212), (2358, 307726), (2452, 295929), (3012, 240909), (3678, 197286), (4518, 160606), (4716, 153863), (5517, 131524), (7356, 98643), (9036, 80303), (11034, 65762), (22068, 32881)]