161745328225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3191}}^1\times {\mathrm{6781}}^1$

素因数の和:10018

約数の個数: 48

約数和(自身を含む): 225487067904

約数和(自身を除く): 63741739679

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 3191, 6781, 7475, 15955, 33905, 41483, 73393, 79775, 88153, 155963, 169525, 207415, 366965, 440765, 779815, 954109, 1037075, 1834825, 2027519, 2203825, 3899075, 4770545, 10137595, 21638171, 23852725, 50687975, 108190855, 281296223, 497677933, 540954275, 1406481115, 2488389665, 6469813129, 7032405575, 12441948325, 32349065645, 161745328225]

約数ペア:

[(1, 161745328225), (5, 32349065645), (13, 12441948325), (23, 7032405575), (25, 6469813129), (65, 2488389665), (115, 1406481115), (299, 540954275), (325, 497677933), (575, 281296223), (1495, 108190855), (3191, 50687975), (6781, 23852725), (7475, 21638171), (15955, 10137595), (33905, 4770545), (41483, 3899075), (73393, 2203825), (79775, 2027519), (88153, 1834825), (155963, 1037075), (169525, 954109), (207415, 779815), (366965, 440765)]