81696538370

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{347}}^1\times {\mathrm{1487}}^1$

素因数の和:2135

約数の個数: 64

約数和(自身を含む): 150326378496

約数和(自身を除く): 68629840126

約数列:

[1, 2, 5, 10, 71, 142, 223, 347, 355, 446, 694, 710, 1115, 1487, 1735, 2230, 2974, 3470, 7435, 14870, 15833, 24637, 31666, 49274, 77381, 79165, 105577, 123185, 154762, 158330, 211154, 246370, 331601, 386905, 515989, 527885, 663202, 773810, 1031978, 1055770, 1658005, 2579945, 3316010, 5159890, 5494051, 10988102, 23543671, 27470255, 36635219, 47087342, 54940510, 73270438, 115065547, 117718355, 183176095, 230131094, 235436710, 366352190, 575327735, 1150655470, 8169653837, 16339307674, 40848269185, 81696538370]

約数ペア:

[(1, 81696538370), (2, 40848269185), (5, 16339307674), (10, 8169653837), (71, 1150655470), (142, 575327735), (223, 366352190), (347, 235436710), (355, 230131094), (446, 183176095), (694, 117718355), (710, 115065547), (1115, 73270438), (1487, 54940510), (1735, 47087342), (2230, 36635219), (2974, 27470255), (3470, 23543671), (7435, 10988102), (14870, 5494051), (15833, 5159890), (24637, 3316010), (31666, 2579945), (49274, 1658005), (77381, 1055770), (79165, 1031978), (105577, 773810), (123185, 663202), (154762, 527885), (158330, 515989), (211154, 386905), (246370, 331601)]