218978080

素因数分解:

$2^5\times 5^1\times {\mathrm{401}}^1\times {\mathrm{3413}}^1$

素因数の和:3829

約数の個数: 48

約数和(自身を含む): 518777784

約数和(自身を除く): 299799704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 401, 802, 1604, 2005, 3208, 3413, 4010, 6416, 6826, 8020, 12832, 13652, 16040, 17065, 27304, 32080, 34130, 54608, 64160, 68260, 109216, 136520, 273040, 546080, 1368613, 2737226, 5474452, 6843065, 10948904, 13686130, 21897808, 27372260, 43795616, 54744520, 109489040, 218978080]

約数ペア:

[(1, 218978080), (2, 109489040), (4, 54744520), (5, 43795616), (8, 27372260), (10, 21897808), (16, 13686130), (20, 10948904), (32, 6843065), (40, 5474452), (80, 2737226), (160, 1368613), (401, 546080), (802, 273040), (1604, 136520), (2005, 109216), (3208, 68260), (3413, 64160), (4010, 54608), (6416, 34130), (6826, 32080), (8020, 27304), (12832, 17065), (13652, 16040)]