99146680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2161}}^1$

素因数の和:2240

約数の個数: 64

約数和(自身を含む): 236609280

約数和(自身を除く): 137462600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 2161, 2294, 4322, 4588, 5735, 8644, 9176, 10805, 11470, 17288, 21610, 22940, 43220, 45880, 66991, 79957, 86440, 133982, 159914, 267964, 319828, 334955, 399785, 535928, 639656, 669910, 799570, 1339820, 1599140, 2478667, 2679640, 3198280, 4957334, 9914668, 12393335, 19829336, 24786670, 49573340, 99146680]

約数ペア:

[(1, 99146680), (2, 49573340), (4, 24786670), (5, 19829336), (8, 12393335), (10, 9914668), (20, 4957334), (31, 3198280), (37, 2679640), (40, 2478667), (62, 1599140), (74, 1339820), (124, 799570), (148, 669910), (155, 639656), (185, 535928), (248, 399785), (296, 334955), (310, 319828), (370, 267964), (620, 159914), (740, 133982), (1147, 86440), (1240, 79957), (1480, 66991), (2161, 45880), (2294, 43220), (4322, 22940), (4588, 21610), (5735, 17288), (8644, 11470), (9176, 10805)]