25408020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 78454656

約数和(自身を除く): 53046636

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 137, 165, 220, 274, 281, 330, 411, 548, 562, 660, 685, 822, 843, 1124, 1370, 1405, 1507, 1644, 1686, 2055, 2740, 2810, 3014, 3091, 3372, 4110, 4215, 4521, 5620, 6028, 6182, 7535, 8220, 8430, 9042, 9273, 12364, 15070, 15455, 16860, 18084, 18546, 22605, 30140, 30910, 37092, 38497, 45210, 46365, 61820, 76994, 90420, 92730, 115491, 153988, 185460, 192485, 230982, 384970, 423467, 461964, 577455, 769940, 846934, 1154910, 1270401, 1693868, 2117335, 2309820, 2540802, 4234670, 5081604, 6352005, 8469340, 12704010, 25408020]

約数ペア:

[(1, 25408020), (2, 12704010), (3, 8469340), (4, 6352005), (5, 5081604), (6, 4234670), (10, 2540802), (11, 2309820), (12, 2117335), (15, 1693868), (20, 1270401), (22, 1154910), (30, 846934), (33, 769940), (44, 577455), (55, 461964), (60, 423467), (66, 384970), (110, 230982), (132, 192485), (137, 185460), (165, 153988), (220, 115491), (274, 92730), (281, 90420), (330, 76994), (411, 61820), (548, 46365), (562, 45210), (660, 38497), (685, 37092), (822, 30910), (843, 30140), (1124, 22605), (1370, 18546), (1405, 18084), (1507, 16860), (1644, 15455), (1686, 15070), (2055, 12364), (2740, 9273), (2810, 9042), (3014, 8430), (3091, 8220), (3372, 7535), (4110, 6182), (4215, 6028), (4521, 5620)]