49720900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 114270464

約数和(自身を除く): 64549564

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 43, 50, 62, 86, 100, 124, 155, 172, 215, 310, 373, 430, 620, 746, 775, 860, 1075, 1333, 1492, 1550, 1865, 2150, 2666, 3100, 3730, 4300, 5332, 6665, 7460, 9325, 11563, 13330, 16039, 18650, 23126, 26660, 32078, 33325, 37300, 46252, 57815, 64156, 66650, 80195, 115630, 133300, 160390, 231260, 289075, 320780, 400975, 497209, 578150, 801950, 994418, 1156300, 1603900, 1988836, 2486045, 4972090, 9944180, 12430225, 24860450, 49720900]

約数ペア:

[(1, 49720900), (2, 24860450), (4, 12430225), (5, 9944180), (10, 4972090), (20, 2486045), (25, 1988836), (31, 1603900), (43, 1156300), (50, 994418), (62, 801950), (86, 578150), (100, 497209), (124, 400975), (155, 320780), (172, 289075), (215, 231260), (310, 160390), (373, 133300), (430, 115630), (620, 80195), (746, 66650), (775, 64156), (860, 57815), (1075, 46252), (1333, 37300), (1492, 33325), (1550, 32078), (1865, 26660), (2150, 23126), (2666, 18650), (3100, 16039), (3730, 13330), (4300, 11563), (5332, 9325), (6665, 7460)]