6989000

素因数分解:

$2^3\times 5^3\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 16988400

約数和(自身を除く): 9999400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 125, 145, 200, 232, 241, 250, 290, 482, 500, 580, 725, 964, 1000, 1160, 1205, 1450, 1928, 2410, 2900, 3625, 4820, 5800, 6025, 6989, 7250, 9640, 12050, 13978, 14500, 24100, 27956, 29000, 30125, 34945, 48200, 55912, 60250, 69890, 120500, 139780, 174725, 241000, 279560, 349450, 698900, 873625, 1397800, 1747250, 3494500, 6989000]

約数ペア:

[(1, 6989000), (2, 3494500), (4, 1747250), (5, 1397800), (8, 873625), (10, 698900), (20, 349450), (25, 279560), (29, 241000), (40, 174725), (50, 139780), (58, 120500), (100, 69890), (116, 60250), (125, 55912), (145, 48200), (200, 34945), (232, 30125), (241, 29000), (250, 27956), (290, 24100), (482, 14500), (500, 13978), (580, 12050), (725, 9640), (964, 7250), (1000, 6989), (1160, 6025), (1205, 5800), (1450, 4820), (1928, 3625), (2410, 2900)]