51505150

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 98770464

約数和(自身を除く): 47265314

約数列:

[1, 2, 5, 10, 25, 50, 73, 103, 137, 146, 206, 274, 365, 515, 685, 730, 1030, 1370, 1825, 2575, 3425, 3650, 5150, 6850, 7519, 10001, 14111, 15038, 20002, 28222, 37595, 50005, 70555, 75190, 100010, 141110, 187975, 250025, 352775, 375950, 500050, 705550, 1030103, 2060206, 5150515, 10301030, 25752575, 51505150]

約数ペア:

[(1, 51505150), (2, 25752575), (5, 10301030), (10, 5150515), (25, 2060206), (50, 1030103), (73, 705550), (103, 500050), (137, 375950), (146, 352775), (206, 250025), (274, 187975), (365, 141110), (515, 100010), (685, 75190), (730, 70555), (1030, 50005), (1370, 37595), (1825, 28222), (2575, 20002), (3425, 15038), (3650, 14111), (5150, 10001), (6850, 7519)]