87980984

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7109}}^1$

素因数の和:7152

約数の個数: 64

約数和(自身を含む): 215006400

約数和(自身を除く): 127025416

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 68, 91, 104, 119, 136, 182, 221, 238, 364, 442, 476, 728, 884, 952, 1547, 1768, 3094, 6188, 7109, 12376, 14218, 28436, 49763, 56872, 92417, 99526, 120853, 184834, 199052, 241706, 369668, 398104, 483412, 646919, 739336, 845971, 966824, 1293838, 1571089, 1691942, 2587676, 3142178, 3383884, 5175352, 6284356, 6767768, 10997623, 12568712, 21995246, 43990492, 87980984]

約数ペア:

[(1, 87980984), (2, 43990492), (4, 21995246), (7, 12568712), (8, 10997623), (13, 6767768), (14, 6284356), (17, 5175352), (26, 3383884), (28, 3142178), (34, 2587676), (52, 1691942), (56, 1571089), (68, 1293838), (91, 966824), (104, 845971), (119, 739336), (136, 646919), (182, 483412), (221, 398104), (238, 369668), (364, 241706), (442, 199052), (476, 184834), (728, 120853), (884, 99526), (952, 92417), (1547, 56872), (1768, 49763), (3094, 28436), (6188, 14218), (7109, 12376)]