99921640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:411

約数の個数: 128

約数和(自身を含む): 280546560

約数和(自身を除く): 180624920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 97, 104, 130, 140, 182, 194, 260, 280, 283, 364, 388, 455, 485, 520, 566, 679, 728, 776, 910, 970, 1132, 1261, 1358, 1415, 1820, 1940, 1981, 2264, 2522, 2716, 2830, 3395, 3640, 3679, 3880, 3962, 5044, 5432, 5660, 6305, 6790, 7358, 7924, 8827, 9905, 10088, 11320, 12610, 13580, 14716, 15848, 17654, 18395, 19810, 25220, 25753, 27160, 27451, 29432, 35308, 36790, 39620, 44135, 50440, 51506, 54902, 70616, 73580, 79240, 88270, 103012, 109804, 128765, 137255, 147160, 176540, 192157, 206024, 219608, 257530, 274510, 353080, 356863, 384314, 515060, 549020, 713726, 768628, 960785, 1030120, 1098040, 1427452, 1537256, 1784315, 1921570, 2498041, 2854904, 3568630, 3843140, 4996082, 7137260, 7686280, 9992164, 12490205, 14274520, 19984328, 24980410, 49960820, 99921640]

約数ペア:

[(1, 99921640), (2, 49960820), (4, 24980410), (5, 19984328), (7, 14274520), (8, 12490205), (10, 9992164), (13, 7686280), (14, 7137260), (20, 4996082), (26, 3843140), (28, 3568630), (35, 2854904), (40, 2498041), (52, 1921570), (56, 1784315), (65, 1537256), (70, 1427452), (91, 1098040), (97, 1030120), (104, 960785), (130, 768628), (140, 713726), (182, 549020), (194, 515060), (260, 384314), (280, 356863), (283, 353080), (364, 274510), (388, 257530), (455, 219608), (485, 206024), (520, 192157), (566, 176540), (679, 147160), (728, 137255), (776, 128765), (910, 109804), (970, 103012), (1132, 88270), (1261, 79240), (1358, 73580), (1415, 70616), (1820, 54902), (1940, 51506), (1981, 50440), (2264, 44135), (2522, 39620), (2716, 36790), (2830, 35308), (3395, 29432), (3640, 27451), (3679, 27160), (3880, 25753), (3962, 25220), (5044, 19810), (5432, 18395), (5660, 17654), (6305, 15848), (6790, 14716), (7358, 13580), (7924, 12610), (8827, 11320), (9905, 10088)]