69810780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89501}}^1$

素因数の和:89526

約数の個数: 48

約数和(自身を含む): 210508704

約数和(自身を除く): 140697924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 89501, 179002, 268503, 358004, 447505, 537006, 895010, 1074012, 1163513, 1342515, 1790020, 2327026, 2685030, 3490539, 4654052, 5370060, 5817565, 6981078, 11635130, 13962156, 17452695, 23270260, 34905390, 69810780]

約数ペア:

[(1, 69810780), (2, 34905390), (3, 23270260), (4, 17452695), (5, 13962156), (6, 11635130), (10, 6981078), (12, 5817565), (13, 5370060), (15, 4654052), (20, 3490539), (26, 2685030), (30, 2327026), (39, 1790020), (52, 1342515), (60, 1163513), (65, 1074012), (78, 895010), (130, 537006), (156, 447505), (195, 358004), (260, 268503), (390, 179002), (780, 89501)]