164014340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{31663}}^1$

素因数の和:31716

約数の個数: 48

約数和(自身を含む): 404285952

約数和(自身を除く): 240271612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 31663, 63326, 126652, 158315, 221641, 316630, 443282, 633260, 886564, 1108205, 1171531, 2216410, 2343062, 4432820, 4686124, 5857655, 8200717, 11715310, 16401434, 23430620, 32802868, 41003585, 82007170, 164014340]

約数ペア:

[(1, 164014340), (2, 82007170), (4, 41003585), (5, 32802868), (7, 23430620), (10, 16401434), (14, 11715310), (20, 8200717), (28, 5857655), (35, 4686124), (37, 4432820), (70, 2343062), (74, 2216410), (140, 1171531), (148, 1108205), (185, 886564), (259, 633260), (370, 443282), (518, 316630), (740, 221641), (1036, 158315), (1295, 126652), (2590, 63326), (5180, 31663)]