74894333440

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{943729}}^1$

素因数の和:943783

約数の個数: 80

約数和(自身を含む): 185363671680

約数和(自身を除く): 110469338240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 9920, 15872, 19840, 39680, 79360, 943729, 1887458, 3774916, 4718645, 7549832, 9437290, 15099664, 18874580, 29255599, 30199328, 37749160, 58511198, 60398656, 75498320, 117022396, 120797312, 146277995, 150996640, 234044792, 241594624, 292555990, 301993280, 468089584, 483189248, 585111980, 603986560, 936179168, 1170223960, 1207973120, 1872358336, 2340447920, 2415946240, 3744716672, 4680895840, 7489433344, 9361791680, 14978866688, 18723583360, 37447166720, 74894333440]

約数ペア:

[(1, 74894333440), (2, 37447166720), (4, 18723583360), (5, 14978866688), (8, 9361791680), (10, 7489433344), (16, 4680895840), (20, 3744716672), (31, 2415946240), (32, 2340447920), (40, 1872358336), (62, 1207973120), (64, 1170223960), (80, 936179168), (124, 603986560), (128, 585111980), (155, 483189248), (160, 468089584), (248, 301993280), (256, 292555990), (310, 241594624), (320, 234044792), (496, 150996640), (512, 146277995), (620, 120797312), (640, 117022396), (992, 75498320), (1240, 60398656), (1280, 58511198), (1984, 37749160), (2480, 30199328), (2560, 29255599), (3968, 18874580), (4960, 15099664), (7936, 9437290), (9920, 7549832), (15872, 4718645), (19840, 3774916), (39680, 1887458), (79360, 943729)]