380560895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 574801920

約数和(自身を除く): 194241025

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 131, 143, 187, 221, 239, 655, 715, 935, 1105, 1195, 1441, 1703, 2227, 2431, 2629, 3107, 4063, 7205, 8515, 11135, 12155, 13145, 15535, 18733, 20315, 24497, 28951, 31309, 34177, 44693, 52819, 93665, 122485, 144755, 156545, 170885, 223465, 264095, 318461, 344399, 407017, 532253, 581009, 1592305, 1721995, 2035085, 2661265, 2905045, 4477187, 5854783, 6919289, 22385935, 29273915, 34596445, 76112179, 380560895]

約数ペア:

[(1, 380560895), (5, 76112179), (11, 34596445), (13, 29273915), (17, 22385935), (55, 6919289), (65, 5854783), (85, 4477187), (131, 2905045), (143, 2661265), (187, 2035085), (221, 1721995), (239, 1592305), (655, 581009), (715, 532253), (935, 407017), (1105, 344399), (1195, 318461), (1441, 264095), (1703, 223465), (2227, 170885), (2431, 156545), (2629, 144755), (3107, 122485), (4063, 93665), (7205, 52819), (8515, 44693), (11135, 34177), (12155, 31309), (13145, 28951), (15535, 24497), (18733, 20315)]