664692700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{30631}}^1$

素因数の和:30683

約数の個数: 72

約数和(自身を含む): 1701668864

約数和(自身を除く): 1036976164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 4340, 5425, 10850, 21700, 30631, 61262, 122524, 153155, 214417, 306310, 428834, 612620, 765775, 857668, 949561, 1072085, 1531550, 1899122, 2144170, 3063100, 3798244, 4288340, 4747805, 5360425, 6646927, 9495610, 10720850, 13293854, 18991220, 21441700, 23739025, 26587708, 33234635, 47478050, 66469270, 94956100, 132938540, 166173175, 332346350, 664692700]

約数ペア:

[(1, 664692700), (2, 332346350), (4, 166173175), (5, 132938540), (7, 94956100), (10, 66469270), (14, 47478050), (20, 33234635), (25, 26587708), (28, 23739025), (31, 21441700), (35, 18991220), (50, 13293854), (62, 10720850), (70, 9495610), (100, 6646927), (124, 5360425), (140, 4747805), (155, 4288340), (175, 3798244), (217, 3063100), (310, 2144170), (350, 1899122), (434, 1531550), (620, 1072085), (700, 949561), (775, 857668), (868, 765775), (1085, 612620), (1550, 428834), (2170, 306310), (3100, 214417), (4340, 153155), (5425, 122524), (10850, 61262), (21700, 30631)]