158438228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 306230400

約数和(自身を除く): 147792172

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 199, 244, 251, 398, 502, 793, 796, 1004, 1586, 2587, 3172, 3263, 5174, 6526, 10348, 12139, 13052, 15311, 24278, 30622, 48556, 49949, 61244, 99898, 157807, 199043, 199796, 315614, 398086, 631228, 649337, 796172, 1298674, 2597348, 3046889, 6093778, 12187556, 39609557, 79219114, 158438228]

約数ペア:

[(1, 158438228), (2, 79219114), (4, 39609557), (13, 12187556), (26, 6093778), (52, 3046889), (61, 2597348), (122, 1298674), (199, 796172), (244, 649337), (251, 631228), (398, 398086), (502, 315614), (793, 199796), (796, 199043), (1004, 157807), (1586, 99898), (2587, 61244), (3172, 49949), (3263, 48556), (5174, 30622), (6526, 24278), (10348, 15311), (12139, 13052)]