808225550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{1297}}^1$

素因数の和:1434

約数の個数: 72

約数和(自身を含む): 1669716048

約数和(自身を除く): 861490498

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 103, 110, 121, 206, 242, 275, 515, 550, 605, 1030, 1133, 1210, 1297, 2266, 2575, 2594, 3025, 5150, 5665, 6050, 6485, 11330, 12463, 12970, 14267, 24926, 28325, 28534, 32425, 56650, 62315, 64850, 71335, 124630, 133591, 142670, 156937, 267182, 311575, 313874, 356675, 623150, 667955, 713350, 784685, 1335910, 1469501, 1569370, 2939002, 3339775, 3923425, 6679550, 7347505, 7846850, 14695010, 16164511, 32329022, 36737525, 73475050, 80822555, 161645110, 404112775, 808225550]

約数ペア:

[(1, 808225550), (2, 404112775), (5, 161645110), (10, 80822555), (11, 73475050), (22, 36737525), (25, 32329022), (50, 16164511), (55, 14695010), (103, 7846850), (110, 7347505), (121, 6679550), (206, 3923425), (242, 3339775), (275, 2939002), (515, 1569370), (550, 1469501), (605, 1335910), (1030, 784685), (1133, 713350), (1210, 667955), (1297, 623150), (2266, 356675), (2575, 313874), (2594, 311575), (3025, 267182), (5150, 156937), (5665, 142670), (6050, 133591), (6485, 124630), (11330, 71335), (12463, 64850), (12970, 62315), (14267, 56650), (24926, 32425), (28325, 28534)]