65704960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:379

約数の個数: 88

約数和(自身を含む): 161975016

約数和(自身を除く): 96270056

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, 512, 626, 640, 656, 820, 1024, 1252, 1280, 1312, 1565, 1640, 2504, 2560, 2624, 3130, 3280, 5008, 5120, 5248, 6260, 6560, 10016, 10496, 12520, 12833, 13120, 20032, 20992, 25040, 25666, 26240, 40064, 41984, 50080, 51332, 52480, 64165, 80128, 100160, 102664, 104960, 128330, 160256, 200320, 205328, 209920, 256660, 320512, 400640, 410656, 513320, 801280, 821312, 1026640, 1602560, 1642624, 2053280, 3285248, 4106560, 6570496, 8213120, 13140992, 16426240, 32852480, 65704960]

約数ペア:

[(1, 65704960), (2, 32852480), (4, 16426240), (5, 13140992), (8, 8213120), (10, 6570496), (16, 4106560), (20, 3285248), (32, 2053280), (40, 1642624), (41, 1602560), (64, 1026640), (80, 821312), (82, 801280), (128, 513320), (160, 410656), (164, 400640), (205, 320512), (256, 256660), (313, 209920), (320, 205328), (328, 200320), (410, 160256), (512, 128330), (626, 104960), (640, 102664), (656, 100160), (820, 80128), (1024, 64165), (1252, 52480), (1280, 51332), (1312, 50080), (1565, 41984), (1640, 40064), (2504, 26240), (2560, 25666), (2624, 25040), (3130, 20992), (3280, 20032), (5008, 13120), (5120, 12833), (5248, 12520), (6260, 10496), (6560, 10016)]