1393291250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{479}}^1$

素因数の和:693

約数の個数: 80

約数和(自身を含む): 2834092800

約数和(自身を除く): 1440801550

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 179, 250, 325, 358, 479, 625, 650, 895, 958, 1250, 1625, 1790, 2327, 2395, 3250, 4475, 4654, 4790, 6227, 8125, 8950, 11635, 11975, 12454, 16250, 22375, 23270, 23950, 31135, 44750, 58175, 59875, 62270, 85741, 111875, 116350, 119750, 155675, 171482, 223750, 290875, 299375, 311350, 428705, 581750, 598750, 778375, 857410, 1114633, 1454375, 1556750, 2143525, 2229266, 2908750, 3891875, 4287050, 5573165, 7783750, 10717625, 11146330, 21435250, 27865825, 53588125, 55731650, 107176250, 139329125, 278658250, 696645625, 1393291250]

約数ペア:

[(1, 1393291250), (2, 696645625), (5, 278658250), (10, 139329125), (13, 107176250), (25, 55731650), (26, 53588125), (50, 27865825), (65, 21435250), (125, 11146330), (130, 10717625), (179, 7783750), (250, 5573165), (325, 4287050), (358, 3891875), (479, 2908750), (625, 2229266), (650, 2143525), (895, 1556750), (958, 1454375), (1250, 1114633), (1625, 857410), (1790, 778375), (2327, 598750), (2395, 581750), (3250, 428705), (4475, 311350), (4654, 299375), (4790, 290875), (6227, 223750), (8125, 171482), (8950, 155675), (11635, 119750), (11975, 116350), (12454, 111875), (16250, 85741), (22375, 62270), (23270, 59875), (23950, 58175), (31135, 44750)]