201689020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{45631}}^1$

素因数の和:45670

約数の個数: 48

約数和(自身を含む): 482969088

約数和(自身を除く): 281280068

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 45631, 91262, 182524, 228155, 456310, 593203, 775727, 912620, 1186406, 1551454, 2372812, 2966015, 3102908, 3878635, 5932030, 7757270, 10084451, 11864060, 15514540, 20168902, 40337804, 50422255, 100844510, 201689020]

約数ペア:

[(1, 201689020), (2, 100844510), (4, 50422255), (5, 40337804), (10, 20168902), (13, 15514540), (17, 11864060), (20, 10084451), (26, 7757270), (34, 5932030), (52, 3878635), (65, 3102908), (68, 2966015), (85, 2372812), (130, 1551454), (170, 1186406), (221, 912620), (260, 775727), (340, 593203), (442, 456310), (884, 228155), (1105, 182524), (2210, 91262), (4420, 45631)]