725279920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{4153}}^1$

素因数の和:4262

約数の個数: 80

約数和(自身を含む): 1761628320

約数和(自身を除く): 1036348400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 59, 74, 80, 118, 148, 185, 236, 295, 296, 370, 472, 590, 592, 740, 944, 1180, 1480, 2183, 2360, 2960, 4153, 4366, 4720, 8306, 8732, 10915, 16612, 17464, 20765, 21830, 33224, 34928, 41530, 43660, 66448, 83060, 87320, 153661, 166120, 174640, 245027, 307322, 332240, 490054, 614644, 768305, 980108, 1225135, 1229288, 1536610, 1960216, 2450270, 2458576, 3073220, 3920432, 4900540, 6146440, 9065999, 9801080, 12292880, 18131998, 19602160, 36263996, 45329995, 72527992, 90659990, 145055984, 181319980, 362639960, 725279920]

約数ペア:

[(1, 725279920), (2, 362639960), (4, 181319980), (5, 145055984), (8, 90659990), (10, 72527992), (16, 45329995), (20, 36263996), (37, 19602160), (40, 18131998), (59, 12292880), (74, 9801080), (80, 9065999), (118, 6146440), (148, 4900540), (185, 3920432), (236, 3073220), (295, 2458576), (296, 2450270), (370, 1960216), (472, 1536610), (590, 1229288), (592, 1225135), (740, 980108), (944, 768305), (1180, 614644), (1480, 490054), (2183, 332240), (2360, 307322), (2960, 245027), (4153, 174640), (4366, 166120), (4720, 153661), (8306, 87320), (8732, 83060), (10915, 66448), (16612, 43660), (17464, 41530), (20765, 34928), (21830, 33224)]