406571888528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{727}}^1\times {\mathrm{13931}}^1$

素因数の和:14872

約数の個数: 80

約数和(自身を含む): 853957593216

約数和(自身を除く): 447385704688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 193, 208, 386, 727, 772, 1454, 1544, 2509, 2908, 3088, 5018, 5816, 9451, 10036, 11632, 13931, 18902, 20072, 27862, 37804, 40144, 55724, 75608, 111448, 140311, 151216, 181103, 222896, 280622, 362206, 561244, 724412, 1122488, 1448824, 1824043, 2244976, 2688683, 2897648, 3648086, 5377366, 7296172, 10127837, 10754732, 14592344, 20255674, 21509464, 29184688, 34952879, 40511348, 43018928, 69905758, 81022696, 131661881, 139811516, 162045392, 263323762, 279623032, 526647524, 559246064, 1053295048, 1954672541, 2106590096, 3909345082, 7818690164, 15637380328, 25410743033, 31274760656, 50821486066, 101642972132, 203285944264, 406571888528]

約数ペア:

[(1, 406571888528), (2, 203285944264), (4, 101642972132), (8, 50821486066), (13, 31274760656), (16, 25410743033), (26, 15637380328), (52, 7818690164), (104, 3909345082), (193, 2106590096), (208, 1954672541), (386, 1053295048), (727, 559246064), (772, 526647524), (1454, 279623032), (1544, 263323762), (2509, 162045392), (2908, 139811516), (3088, 131661881), (5018, 81022696), (5816, 69905758), (9451, 43018928), (10036, 40511348), (11632, 34952879), (13931, 29184688), (18902, 21509464), (20072, 20255674), (27862, 14592344), (37804, 10754732), (40144, 10127837), (55724, 7296172), (75608, 5377366), (111448, 3648086), (140311, 2897648), (151216, 2688683), (181103, 2244976), (222896, 1824043), (280622, 1448824), (362206, 1122488), (561244, 724412)]