54976640

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 144529920

約数和(自身を除く): 89553280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 160, 163, 170, 248, 272, 310, 320, 326, 340, 496, 527, 544, 620, 640, 652, 680, 815, 992, 1054, 1088, 1240, 1304, 1360, 1630, 1984, 2108, 2176, 2480, 2608, 2635, 2720, 2771, 3260, 3968, 4216, 4960, 5053, 5216, 5270, 5440, 5542, 6520, 8432, 9920, 10106, 10432, 10540, 10880, 11084, 13040, 13855, 16864, 19840, 20212, 20864, 21080, 22168, 25265, 26080, 27710, 33728, 40424, 42160, 44336, 50530, 52160, 55420, 67456, 80848, 84320, 85901, 88672, 101060, 104320, 110840, 161696, 168640, 171802, 177344, 202120, 221680, 323392, 337280, 343604, 354688, 404240, 429505, 443360, 646784, 687208, 808480, 859010, 886720, 1374416, 1616960, 1718020, 1773440, 2748832, 3233920, 3436040, 5497664, 6872080, 10995328, 13744160, 27488320, 54976640]

約数ペア:

[(1, 54976640), (2, 27488320), (4, 13744160), (5, 10995328), (8, 6872080), (10, 5497664), (16, 3436040), (17, 3233920), (20, 2748832), (31, 1773440), (32, 1718020), (34, 1616960), (40, 1374416), (62, 886720), (64, 859010), (68, 808480), (80, 687208), (85, 646784), (124, 443360), (128, 429505), (136, 404240), (155, 354688), (160, 343604), (163, 337280), (170, 323392), (248, 221680), (272, 202120), (310, 177344), (320, 171802), (326, 168640), (340, 161696), (496, 110840), (527, 104320), (544, 101060), (620, 88672), (640, 85901), (652, 84320), (680, 80848), (815, 67456), (992, 55420), (1054, 52160), (1088, 50530), (1240, 44336), (1304, 42160), (1360, 40424), (1630, 33728), (1984, 27710), (2108, 26080), (2176, 25265), (2480, 22168), (2608, 21080), (2635, 20864), (2720, 20212), (2771, 19840), (3260, 16864), (3968, 13855), (4216, 13040), (4960, 11084), (5053, 10880), (5216, 10540), (5270, 10432), (5440, 10106), (5542, 9920), (6520, 8432)]