28823736700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^4\times {\mathrm{19687}}^1$

素因数の和:19745

約数の個数: 90

約数和(自身を含む): 68805327080

約数和(自身を除く): 39981590380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 1100, 1210, 1331, 2420, 2662, 3025, 5324, 6050, 6655, 12100, 13310, 14641, 19687, 26620, 29282, 33275, 39374, 58564, 66550, 73205, 78748, 98435, 133100, 146410, 196870, 216557, 292820, 366025, 393740, 433114, 492175, 732050, 866228, 984350, 1082785, 1464100, 1968700, 2165570, 2382127, 4331140, 4764254, 5413925, 9528508, 10827850, 11910635, 21655700, 23821270, 26203397, 47642540, 52406794, 59553175, 104813588, 119106350, 131016985, 238212700, 262033970, 288237367, 524067940, 576474734, 655084925, 1152949468, 1310169850, 1441186835, 2620339700, 2882373670, 5764747340, 7205934175, 14411868350, 28823736700]

約数ペア:

[(1, 28823736700), (2, 14411868350), (4, 7205934175), (5, 5764747340), (10, 2882373670), (11, 2620339700), (20, 1441186835), (22, 1310169850), (25, 1152949468), (44, 655084925), (50, 576474734), (55, 524067940), (100, 288237367), (110, 262033970), (121, 238212700), (220, 131016985), (242, 119106350), (275, 104813588), (484, 59553175), (550, 52406794), (605, 47642540), (1100, 26203397), (1210, 23821270), (1331, 21655700), (2420, 11910635), (2662, 10827850), (3025, 9528508), (5324, 5413925), (6050, 4764254), (6655, 4331140), (12100, 2382127), (13310, 2165570), (14641, 1968700), (19687, 1464100), (26620, 1082785), (29282, 984350), (33275, 866228), (39374, 732050), (58564, 492175), (66550, 433114), (73205, 393740), (78748, 366025), (98435, 292820), (133100, 216557), (146410, 196870)]