16426240

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 40434408

約数和(自身を除く): 24008168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 313, 320, 328, 410, 626, 640, 656, 820, 1252, 1280, 1312, 1565, 1640, 2504, 2624, 3130, 3280, 5008, 5248, 6260, 6560, 10016, 10496, 12520, 12833, 13120, 20032, 25040, 25666, 26240, 40064, 50080, 51332, 52480, 64165, 80128, 100160, 102664, 128330, 200320, 205328, 256660, 400640, 410656, 513320, 821312, 1026640, 1642624, 2053280, 3285248, 4106560, 8213120, 16426240]

約数ペア:

[(1, 16426240), (2, 8213120), (4, 4106560), (5, 3285248), (8, 2053280), (10, 1642624), (16, 1026640), (20, 821312), (32, 513320), (40, 410656), (41, 400640), (64, 256660), (80, 205328), (82, 200320), (128, 128330), (160, 102664), (164, 100160), (205, 80128), (256, 64165), (313, 52480), (320, 51332), (328, 50080), (410, 40064), (626, 26240), (640, 25666), (656, 25040), (820, 20032), (1252, 13120), (1280, 12833), (1312, 12520), (1565, 10496), (1640, 10016), (2504, 6560), (2624, 6260), (3130, 5248), (3280, 5008)]