489497750

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1351

約数の個数: 96

約数和(自身を含む): 1101185280

約数和(自身を除く): 611687530

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 49, 50, 62, 70, 98, 125, 155, 175, 217, 245, 250, 310, 350, 434, 490, 775, 875, 1085, 1225, 1289, 1519, 1550, 1750, 2170, 2450, 2578, 3038, 3875, 5425, 6125, 6445, 7595, 7750, 9023, 10850, 12250, 12890, 15190, 18046, 27125, 32225, 37975, 39959, 45115, 54250, 63161, 64450, 75950, 79918, 90230, 126322, 161125, 189875, 199795, 225575, 279713, 315805, 322250, 379750, 399590, 451150, 559426, 631610, 998975, 1127875, 1398565, 1579025, 1957991, 1997950, 2255750, 2797130, 3158050, 3915982, 4994875, 6992825, 7895125, 9789955, 9989750, 13985650, 15790250, 19579910, 34964125, 48949775, 69928250, 97899550, 244748875, 489497750]

約数ペア:

[(1, 489497750), (2, 244748875), (5, 97899550), (7, 69928250), (10, 48949775), (14, 34964125), (25, 19579910), (31, 15790250), (35, 13985650), (49, 9989750), (50, 9789955), (62, 7895125), (70, 6992825), (98, 4994875), (125, 3915982), (155, 3158050), (175, 2797130), (217, 2255750), (245, 1997950), (250, 1957991), (310, 1579025), (350, 1398565), (434, 1127875), (490, 998975), (775, 631610), (875, 559426), (1085, 451150), (1225, 399590), (1289, 379750), (1519, 322250), (1550, 315805), (1750, 279713), (2170, 225575), (2450, 199795), (2578, 189875), (3038, 161125), (3875, 126322), (5425, 90230), (6125, 79918), (6445, 75950), (7595, 64450), (7750, 63161), (9023, 54250), (10850, 45115), (12250, 39959), (12890, 37975), (15190, 32225), (18046, 27125)]