131386580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 314302464

約数和(自身を除く): 182915884

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 127, 130, 173, 230, 254, 260, 299, 346, 460, 508, 598, 635, 692, 865, 1196, 1270, 1495, 1651, 1730, 2249, 2540, 2921, 2990, 3302, 3460, 3979, 4498, 5842, 5980, 6604, 7958, 8255, 8996, 11245, 11684, 14605, 15916, 16510, 19895, 21971, 22490, 29210, 33020, 37973, 39790, 43942, 44980, 51727, 58420, 75946, 79580, 87884, 103454, 109855, 151892, 189865, 206908, 219710, 258635, 285623, 379730, 439420, 505333, 517270, 571246, 759460, 1010666, 1034540, 1142492, 1428115, 2021332, 2526665, 2856230, 5053330, 5712460, 6569329, 10106660, 13138658, 26277316, 32846645, 65693290, 131386580]

約数ペア:

[(1, 131386580), (2, 65693290), (4, 32846645), (5, 26277316), (10, 13138658), (13, 10106660), (20, 6569329), (23, 5712460), (26, 5053330), (46, 2856230), (52, 2526665), (65, 2021332), (92, 1428115), (115, 1142492), (127, 1034540), (130, 1010666), (173, 759460), (230, 571246), (254, 517270), (260, 505333), (299, 439420), (346, 379730), (460, 285623), (508, 258635), (598, 219710), (635, 206908), (692, 189865), (865, 151892), (1196, 109855), (1270, 103454), (1495, 87884), (1651, 79580), (1730, 75946), (2249, 58420), (2540, 51727), (2921, 44980), (2990, 43942), (3302, 39790), (3460, 37973), (3979, 33020), (4498, 29210), (5842, 22490), (5980, 21971), (6604, 19895), (7958, 16510), (8255, 15916), (8996, 14605), (11245, 11684)]