84648980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1543}}^1$

素因数の和:1776

約数の個数: 48

約数和(自身を含む): 192468864

約数和(自身を除く): 107819884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 422, 844, 1055, 1543, 2110, 2743, 3086, 4220, 5486, 6172, 7715, 10972, 13715, 15430, 20059, 27430, 30860, 40118, 54860, 80236, 100295, 200590, 325573, 401180, 651146, 1302292, 1627865, 3255730, 4232449, 6511460, 8464898, 16929796, 21162245, 42324490, 84648980]

約数ペア:

[(1, 84648980), (2, 42324490), (4, 21162245), (5, 16929796), (10, 8464898), (13, 6511460), (20, 4232449), (26, 3255730), (52, 1627865), (65, 1302292), (130, 651146), (211, 401180), (260, 325573), (422, 200590), (844, 100295), (1055, 80236), (1543, 54860), (2110, 40118), (2743, 30860), (3086, 27430), (4220, 20059), (5486, 15430), (6172, 13715), (7715, 10972)]