87760348

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{659}}^1$

素因数の和:886

約数の個数: 36

約数和(自身を含む): 167401080

約数和(自身を除く): 79640732

約数列:

[1, 2, 4, 13, 26, 52, 169, 197, 338, 394, 659, 676, 788, 1318, 2561, 2636, 5122, 8567, 10244, 17134, 33293, 34268, 66586, 111371, 129823, 133172, 222742, 259646, 445484, 519292, 1687699, 3375398, 6750796, 21940087, 43880174, 87760348]

約数ペア:

[(1, 87760348), (2, 43880174), (4, 21940087), (13, 6750796), (26, 3375398), (52, 1687699), (169, 519292), (197, 445484), (338, 259646), (394, 222742), (659, 133172), (676, 129823), (788, 111371), (1318, 66586), (2561, 34268), (2636, 33293), (5122, 17134), (8567, 10244)]