81901170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70001}}^1$

素因数の和:70027

約数の個数: 48

約数和(自身を含む): 229326552

約数和(自身を除く): 147425382

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 70001, 140002, 210003, 350005, 420006, 630009, 700010, 910013, 1050015, 1260018, 1820026, 2100030, 2730039, 3150045, 4550065, 5460078, 6300090, 8190117, 9100130, 13650195, 16380234, 27300390, 40950585, 81901170]

約数ペア:

[(1, 81901170), (2, 40950585), (3, 27300390), (5, 16380234), (6, 13650195), (9, 9100130), (10, 8190117), (13, 6300090), (15, 5460078), (18, 4550065), (26, 3150045), (30, 2730039), (39, 2100030), (45, 1820026), (65, 1260018), (78, 1050015), (90, 910013), (117, 700010), (130, 630009), (195, 420006), (234, 350005), (390, 210003), (585, 140002), (1170, 70001)]