165623900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127403}}^1$

素因数の和:127430

約数の個数: 36

約数和(自身を含む): 387053352

約数和(自身を除く): 221429452

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 127403, 254806, 509612, 637015, 1274030, 1656239, 2548060, 3185075, 3312478, 6370150, 6624956, 8281195, 12740300, 16562390, 33124780, 41405975, 82811950, 165623900]

約数ペア:

[(1, 165623900), (2, 82811950), (4, 41405975), (5, 33124780), (10, 16562390), (13, 12740300), (20, 8281195), (25, 6624956), (26, 6370150), (50, 3312478), (52, 3185075), (65, 2548060), (100, 1656239), (130, 1274030), (260, 637015), (325, 509612), (650, 254806), (1300, 127403)]