309194000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{4987}}^1$

素因数の和:5041

約数の個数: 80

約数和(自身を含む): 771902976

約数和(自身を除く): 462708976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 496, 500, 620, 775, 1000, 1240, 1550, 2000, 2480, 3100, 3875, 4987, 6200, 7750, 9974, 12400, 15500, 19948, 24935, 31000, 39896, 49870, 62000, 79792, 99740, 124675, 154597, 199480, 249350, 309194, 398960, 498700, 618388, 623375, 772985, 997400, 1236776, 1246750, 1545970, 1994800, 2473552, 2493500, 3091940, 3864925, 4987000, 6183880, 7729850, 9974000, 12367760, 15459700, 19324625, 30919400, 38649250, 61838800, 77298500, 154597000, 309194000]

約数ペア:

[(1, 309194000), (2, 154597000), (4, 77298500), (5, 61838800), (8, 38649250), (10, 30919400), (16, 19324625), (20, 15459700), (25, 12367760), (31, 9974000), (40, 7729850), (50, 6183880), (62, 4987000), (80, 3864925), (100, 3091940), (124, 2493500), (125, 2473552), (155, 1994800), (200, 1545970), (248, 1246750), (250, 1236776), (310, 997400), (400, 772985), (496, 623375), (500, 618388), (620, 498700), (775, 398960), (1000, 309194), (1240, 249350), (1550, 199480), (2000, 154597), (2480, 124675), (3100, 99740), (3875, 79792), (4987, 62000), (6200, 49870), (7750, 39896), (9974, 31000), (12400, 24935), (15500, 19948)]