51617072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 116763360

約数和(自身を除く): 65146288

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 37, 38, 52, 74, 76, 104, 148, 152, 208, 247, 296, 304, 353, 481, 494, 592, 703, 706, 962, 988, 1406, 1412, 1924, 1976, 2812, 2824, 3848, 3952, 4589, 5624, 5648, 6707, 7696, 9139, 9178, 11248, 13061, 13414, 18278, 18356, 26122, 26828, 36556, 36712, 52244, 53656, 73112, 73424, 87191, 104488, 107312, 146224, 169793, 174382, 208976, 248159, 339586, 348764, 496318, 679172, 697528, 992636, 1358344, 1395056, 1985272, 2716688, 3226067, 3970544, 6452134, 12904268, 25808536, 51617072]

約数ペア:

[(1, 51617072), (2, 25808536), (4, 12904268), (8, 6452134), (13, 3970544), (16, 3226067), (19, 2716688), (26, 1985272), (37, 1395056), (38, 1358344), (52, 992636), (74, 697528), (76, 679172), (104, 496318), (148, 348764), (152, 339586), (208, 248159), (247, 208976), (296, 174382), (304, 169793), (353, 146224), (481, 107312), (494, 104488), (592, 87191), (703, 73424), (706, 73112), (962, 53656), (988, 52244), (1406, 36712), (1412, 36556), (1924, 26828), (1976, 26122), (2812, 18356), (2824, 18278), (3848, 13414), (3952, 13061), (4589, 11248), (5624, 9178), (5648, 9139), (6707, 7696)]