197811778750

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{177211}}^1$

素因数の和:177299

約数の個数: 80

約数和(自身を含む): 398599407360

約数和(自身を除く): 200787628610

約数列:

[1, 2, 5, 10, 19, 25, 38, 47, 50, 94, 95, 125, 190, 235, 250, 470, 475, 625, 893, 950, 1175, 1250, 1786, 2350, 2375, 4465, 4750, 5875, 8930, 11750, 11875, 22325, 23750, 29375, 44650, 58750, 111625, 177211, 223250, 354422, 558125, 886055, 1116250, 1772110, 3367009, 4430275, 6734018, 8328917, 8860550, 16657834, 16835045, 22151375, 33670090, 41644585, 44302750, 83289170, 84175225, 110756875, 158249423, 168350450, 208222925, 221513750, 316498846, 416445850, 420876125, 791247115, 841752250, 1041114625, 1582494230, 2082229250, 2104380625, 3956235575, 4208761250, 5205573125, 7912471150, 10411146250, 19781177875, 39562355750, 98905889375, 197811778750]

約数ペア:

[(1, 197811778750), (2, 98905889375), (5, 39562355750), (10, 19781177875), (19, 10411146250), (25, 7912471150), (38, 5205573125), (47, 4208761250), (50, 3956235575), (94, 2104380625), (95, 2082229250), (125, 1582494230), (190, 1041114625), (235, 841752250), (250, 791247115), (470, 420876125), (475, 416445850), (625, 316498846), (893, 221513750), (950, 208222925), (1175, 168350450), (1250, 158249423), (1786, 110756875), (2350, 84175225), (2375, 83289170), (4465, 44302750), (4750, 41644585), (5875, 33670090), (8930, 22151375), (11750, 16835045), (11875, 16657834), (22325, 8860550), (23750, 8328917), (29375, 6734018), (44650, 4430275), (58750, 3367009), (111625, 1772110), (177211, 1116250), (223250, 886055), (354422, 558125)]