79087820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18223}}^1$

素因数の和:18270

約数の個数: 48

約数和(自身を含む): 195944448

約数和(自身を除く): 116856628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 18223, 36446, 72892, 91115, 127561, 182230, 255122, 364460, 510244, 564913, 637805, 1129826, 1275610, 2259652, 2551220, 2824565, 3954391, 5649130, 7908782, 11298260, 15817564, 19771955, 39543910, 79087820]

約数ペア:

[(1, 79087820), (2, 39543910), (4, 19771955), (5, 15817564), (7, 11298260), (10, 7908782), (14, 5649130), (20, 3954391), (28, 2824565), (31, 2551220), (35, 2259652), (62, 1275610), (70, 1129826), (124, 637805), (140, 564913), (155, 510244), (217, 364460), (310, 255122), (434, 182230), (620, 127561), (868, 91115), (1085, 72892), (2170, 36446), (4340, 18223)]