25519242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 62161920

約数和(自身を除く): 36642678

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 113, 114, 133, 226, 266, 283, 339, 399, 566, 678, 791, 798, 849, 1582, 1698, 1981, 2147, 2373, 3962, 4294, 4746, 5377, 5943, 6441, 10754, 11886, 12882, 15029, 16131, 30058, 31979, 32262, 37639, 45087, 63958, 75278, 90174, 95937, 112917, 191874, 223853, 225834, 447706, 607601, 671559, 1215202, 1343118, 1822803, 3645606, 4253207, 8506414, 12759621, 25519242]

約数ペア:

[(1, 25519242), (2, 12759621), (3, 8506414), (6, 4253207), (7, 3645606), (14, 1822803), (19, 1343118), (21, 1215202), (38, 671559), (42, 607601), (57, 447706), (113, 225834), (114, 223853), (133, 191874), (226, 112917), (266, 95937), (283, 90174), (339, 75278), (399, 63958), (566, 45087), (678, 37639), (791, 32262), (798, 31979), (849, 30058), (1582, 16131), (1698, 15029), (1981, 12882), (2147, 11886), (2373, 10754), (3962, 6441), (4294, 5943), (4746, 5377)]