78736240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{683}}^1$

素因数の和:838

約数の個数: 80

約数和(自身を含む): 201522816

約数和(自身を除く): 122786576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 131, 176, 220, 262, 440, 524, 655, 683, 880, 1048, 1310, 1366, 1441, 2096, 2620, 2732, 2882, 3415, 5240, 5464, 5764, 6830, 7205, 7513, 10480, 10928, 11528, 13660, 14410, 15026, 23056, 27320, 28820, 30052, 37565, 54640, 57640, 60104, 75130, 89473, 115280, 120208, 150260, 178946, 300520, 357892, 447365, 601040, 715784, 894730, 984203, 1431568, 1789460, 1968406, 3578920, 3936812, 4921015, 7157840, 7873624, 9842030, 15747248, 19684060, 39368120, 78736240]

約数ペア:

[(1, 78736240), (2, 39368120), (4, 19684060), (5, 15747248), (8, 9842030), (10, 7873624), (11, 7157840), (16, 4921015), (20, 3936812), (22, 3578920), (40, 1968406), (44, 1789460), (55, 1431568), (80, 984203), (88, 894730), (110, 715784), (131, 601040), (176, 447365), (220, 357892), (262, 300520), (440, 178946), (524, 150260), (655, 120208), (683, 115280), (880, 89473), (1048, 75130), (1310, 60104), (1366, 57640), (1441, 54640), (2096, 37565), (2620, 30052), (2732, 28820), (2882, 27320), (3415, 23056), (5240, 15026), (5464, 14410), (5764, 13660), (6830, 11528), (7205, 10928), (7513, 10480)]