49956140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{709}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 113554560

約数和(自身を除く): 63598420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 271, 542, 709, 1084, 1355, 1418, 2710, 2836, 3523, 3545, 5420, 7046, 7090, 9217, 14092, 14180, 17615, 18434, 35230, 36868, 46085, 70460, 92170, 184340, 192139, 384278, 768556, 960695, 1921390, 2497807, 3842780, 4995614, 9991228, 12489035, 24978070, 49956140]

約数ペア:

[(1, 49956140), (2, 24978070), (4, 12489035), (5, 9991228), (10, 4995614), (13, 3842780), (20, 2497807), (26, 1921390), (52, 960695), (65, 768556), (130, 384278), (260, 192139), (271, 184340), (542, 92170), (709, 70460), (1084, 46085), (1355, 36868), (1418, 35230), (2710, 18434), (2836, 17615), (3523, 14180), (3545, 14092), (5420, 9217), (7046, 7090)]