202109171090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1259}}^1\times {\mathrm{2243}}^1$

素因数の和:3947

約数の個数: 64

約数和(自身を含む): 386590216320

約数和(自身を除く): 184481045230

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 421, 842, 1259, 2105, 2243, 2518, 4210, 4486, 6295, 7157, 11215, 12590, 14314, 21403, 22430, 35785, 38131, 42806, 71570, 76262, 107015, 190655, 214030, 381310, 530039, 944303, 1060078, 1888606, 2650195, 2823937, 4721515, 5300390, 5647874, 9010663, 9443030, 14119685, 16053151, 18021326, 28239370, 32106302, 45053315, 48006929, 80265755, 90106630, 96013858, 160531510, 240034645, 480069290, 1188877477, 2377754954, 5944387385, 11888774770, 20210917109, 40421834218, 101054585545, 202109171090]

約数ペア:

[(1, 202109171090), (2, 101054585545), (5, 40421834218), (10, 20210917109), (17, 11888774770), (34, 5944387385), (85, 2377754954), (170, 1188877477), (421, 480069290), (842, 240034645), (1259, 160531510), (2105, 96013858), (2243, 90106630), (2518, 80265755), (4210, 48006929), (4486, 45053315), (6295, 32106302), (7157, 28239370), (11215, 18021326), (12590, 16053151), (14314, 14119685), (21403, 9443030), (22430, 9010663), (35785, 5647874), (38131, 5300390), (42806, 4721515), (71570, 2823937), (76262, 2650195), (107015, 1888606), (190655, 1060078), (214030, 944303), (381310, 530039)]