4881990050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{64279}}^1$

素因数の和:64336

約数の個数: 72

約数和(自身を含む): 10903944960

約数和(自身を除く): 6021954910

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 49, 50, 62, 70, 98, 155, 175, 217, 245, 310, 350, 434, 490, 775, 1085, 1225, 1519, 1550, 2170, 2450, 3038, 5425, 7595, 10850, 15190, 37975, 64279, 75950, 128558, 321395, 449953, 642790, 899906, 1606975, 1992649, 2249765, 3149671, 3213950, 3985298, 4499530, 6299342, 9963245, 11248825, 13948543, 15748355, 19926490, 22497650, 27897086, 31496710, 49816225, 69742715, 78741775, 97639801, 99632450, 139485430, 157483550, 195279602, 348713575, 488199005, 697427150, 976398010, 2440995025, 4881990050]

約数ペア:

[(1, 4881990050), (2, 2440995025), (5, 976398010), (7, 697427150), (10, 488199005), (14, 348713575), (25, 195279602), (31, 157483550), (35, 139485430), (49, 99632450), (50, 97639801), (62, 78741775), (70, 69742715), (98, 49816225), (155, 31496710), (175, 27897086), (217, 22497650), (245, 19926490), (310, 15748355), (350, 13948543), (434, 11248825), (490, 9963245), (775, 6299342), (1085, 4499530), (1225, 3985298), (1519, 3213950), (1550, 3149671), (2170, 2249765), (2450, 1992649), (3038, 1606975), (5425, 899906), (7595, 642790), (10850, 449953), (15190, 321395), (37975, 128558), (64279, 75950)]